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2212022011020 = 223536867033517
BaseRepresentation
bin100000001100000110110…
…010010100010010001100
321211110121121122222020220
4200030012302110102030
5242220210113323040
64412104444311340
7315545652601623
oct40140662242214
97743547588226
102212022011020
11783127837888
122b8855842550
13130792453923
14790c347c6ba
153c816abe2d0
hex20306c9448c

2212022011020 has 24 divisors (see below), whose sum is σ = 6193661631024. Its totient is φ = 589872536256.

The previous prime is 2212022010997. The next prime is 2212022011021. The reversal of 2212022011020 is 201102202122.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (2212022011021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18433516699 + ... + 18433516818.

It is an arithmetic number, because the mean of its divisors is an integer number (258069234626).

Almost surely, 22212022011020 is an apocalyptic number.

2212022011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212022011020 is an abundant number, since it is smaller than the sum of its proper divisors (3981639620004).

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

2212022011020 is a wasteful number, since it uses less digits than its factorization.

2212022011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36867033529 (or 36867033527 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2212022011020 its reverse (201102202122), we get a palindrome (2413124213142).

The spelling of 2212022011020 in words is "two trillion, two hundred twelve billion, twenty-two million, eleven thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 36867033517 73734067034 110601100551 147468134068 184335167585 221202201102 368670335170 442404402204 553005502755 737340670340 1106011005510 2212022011020