210021021101012 has 24 divisors (see below), whose sum is σ = 400950992790432. Its totient is φ = 95463678908000.

The previous prime is 210021021100987. The next prime is 210021021101039. The reversal of 210021021101012 is 210101120120012.

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, 352739 + ... + 20497962.

It is an arithmetic number, because the mean of its divisors is an integer number (16706291366268).

Almost surely, 2^{210021021101012} is an apocalyptic number.

210021021101012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

210021021101012 is a deficient number, since it is larger than the sum of its proper divisors (190929971689420).

210021021101012 is a wasteful number, since it uses less digits than its factorization.

210021021101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21079639 (or 21079637 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210021021101012 its reverse (210101120120012), we get a palindrome (420122141221024).

The spelling of 210021021101012 in words is "two hundred ten trillion, twenty-one billion, twenty-one million, one hundred one thousand, twelve".