210021133021232 has 40 divisors (see below), whose sum is σ = 438218067509040. Its totient is φ = 96932632492800.

The previous prime is 210021133021201. The next prime is 210021133021417. The reversal of 210021133021232 is 232120331120012.

It is a junction number, because it is equal to n+sod(n) for n = 210021133021198 and 210021133021207.

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, 165148607 + ... + 166415457.

It is an arithmetic number, because the mean of its divisors is an integer number (10955451687726).

Almost surely, 2^{210021133021232} is an apocalyptic number.

It is an amenable number.

210021133021232 is an abundant number, since it is smaller than the sum of its proper divisors (228196934487808).

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

210021133021232 is a wasteful number, since it uses less digits than its factorization.

210021133021232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063901 (or 2063895 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 210021133021232 its reverse (232120331120012), we get a palindrome (442141464141244).

The spelling of 210021133021232 in words is "two hundred ten trillion, twenty-one billion, one hundred thirty-three million, twenty-one thousand, two hundred thirty-two".