202010010120120 has 64 divisors (see below), whose sum is σ = 606038214402720. Its totient is φ = 53868608561664.

The previous prime is 202010010120109. The next prime is 202010010120131. The reversal of 202010010120120 is 21021010010202.

It is an interprime number because it is at equal distance from previous prime (202010010120109) and next prime (202010010120131).

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 = 202010010120096 and 202010010120105.

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, 2414419 + ... + 20244738.

Almost surely, 2^{202010010120120} is an apocalyptic number.

202010010120120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202010010120120 is an abundant number, since it is smaller than the sum of its proper divisors (404028204282600).

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

202010010120120 is a wasteful number, since it uses less digits than its factorization.

202010010120120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22733464 (or 22733460 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 202010010120120 its reverse (21021010010202), we get a palindrome (223031020130322).

The spelling of 202010010120120 in words is "two hundred two trillion, ten billion, ten million, one hundred twenty thousand, one hundred twenty".