201002200020120 has 64 divisors (see below), whose sum is σ = 603017102556000. Its totient is φ = 53599653116928.

The previous prime is 201002200020119. The next prime is 201002200020133. The reversal of 201002200020120 is 21020002200102.

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 = 201002200020096 and 201002200020105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7654555 + ... + 21461514.

Almost surely, 2^{201002200020120} is an apocalyptic number.

201002200020120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201002200020120 is an abundant number, since it is smaller than the sum of its proper divisors (402014902535880).

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

201002200020120 is a wasteful number, since it uses less digits than its factorization.

201002200020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29173612 (or 29173608 counting only the distinct ones).

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

Adding to 201002200020120 its reverse (21020002200102), we get a palindrome (222022202220222).

The spelling of 201002200020120 in words is "two hundred one trillion, two billion, two hundred million, twenty thousand, one hundred twenty".