2021043035120 has 40 divisors (see below), whose sum is σ = 4744545707616. Its totient is φ = 800568499968.

The previous prime is 2021043035071. The next prime is 2021043035161. The reversal of 2021043035120 is 215303401202.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×2021043035120² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 122627867 + ... + 122644346.

Almost surely, 2^{2021043035120} is an apocalyptic number.

2021043035120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2021043035120 is an abundant number, since it is smaller than the sum of its proper divisors (2723502672496).

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

2021043035120 is a wasteful number, since it uses less digits than its factorization.

2021043035120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245272329 (or 245272323 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 2021043035120 its reverse (215303401202), we get a palindrome (2236346436322).

The spelling of 2021043035120 in words is "two trillion, twenty-one billion, forty-three million, thirty-five thousand, one hundred twenty".