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1120200020220 = 2235113991637863
BaseRepresentation
bin10000010011010001000…
…111111101000011111100
310222002102122222010010210
4100103101013331003330
5121323132201121340
62214340210032420
7143634413031531
oct20232107750374
93862378863123
101120200020220
113a208a787186
12161128878710
1381832a46468
143c30a178d88
151e21407c180
hex104d11fd0fc

1120200020220 has 48 divisors (see below), whose sum is σ = 3136837132800. Its totient is φ = 298693617216.

The previous prime is 1120200020207. The next prime is 1120200020221. The reversal of 1120200020220 is 220200020211.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1120200020196 and 1120200020205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120200020221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134992 + ... + 1502871.

It is an arithmetic number, because the mean of its divisors is an integer number (65350773600).

Almost surely, 21120200020220 is an apocalyptic number.

1120200020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120200020220 is an abundant number, since it is smaller than the sum of its proper divisors (2016637112580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1120200020220 is a wasteful number, since it uses less digits than its factorization.

1120200020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649274 (or 1649272 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1120200020220 its reverse (220200020211), we get a palindrome (1340400040431).

Subtracting from 1120200020220 its reverse (220200020211), we obtain a palindrome (900000000009).

The spelling of 1120200020220 in words is "one trillion, one hundred twenty billion, two hundred million, twenty thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 11399 22798 34197 45596 56995 68394 113990 136788 170985 227980 341970 683940 1637863 3275726 4913589 6551452 8189315 9827178 16378630 19654356 24567945 32757260 49135890 98271780 18670000337 37340000674 56010001011 74680001348 93350001685 112020002022 186700003370 224040004044 280050005055 373400006740 560100010110 1120200020220