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2200200122020 = 225113973539877
BaseRepresentation
bin100000000001000110001…
…001011000111010100100
321210100002201200210021011
4200001012021120322210
5242022002212401040
64402431420232004
7314650003315135
oct40010611307244
97710081623234
102200200122020
1177911067868a
122b64b669b604
1312c62a181234
14786c1385c8c
153c373cd23ea
hex20046258ea4

2200200122020 has 24 divisors (see below), whose sum is σ = 4661308935864. Its totient is φ = 872291728896.

The previous prime is 2200200122017. The next prime is 2200200122101. The reversal of 2200200122020 is 202210020022.

It can be written as a sum of positive squares in 4 ways, for example, as 22190869156 + 2178009252864 = 148966^2 + 1475808^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486767679 + ... + 486772198.

It is an arithmetic number, because the mean of its divisors is an integer number (194221205661).

Almost surely, 22200200122020 is an apocalyptic number.

2200200122020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2200200122020 is an abundant number, since it is smaller than the sum of its proper divisors (2461108813844).

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

2200200122020 is a wasteful number, since it uses less digits than its factorization.

2200200122020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 973539999 (or 973539997 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2200200122020 its reverse (202210020022), we get a palindrome (2402410142042).

The spelling of 2200200122020 in words is "two trillion, two hundred billion, two hundred million, one hundred twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 113 226 452 565 1130 2260 973539877 1947079754 3894159508 4867699385 9735398770 19470797540 110010006101 220020012202 440040024404 550050030505 1100100061010 2200200122020