1021210120232 has 16 divisors (see below), whose sum is σ = 1946158631700. Its totient is φ = 502234485120.

The previous prime is 1021210120211. The next prime is 1021210120241. The reversal of 1021210120232 is 2320210121201.

1021210120232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1010455185796 + 10754934436 = 1005214^2 + 103706^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1021210120232.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1046321357 + ... + 1046322332.

Almost surely, 2^{1021210120232} is an apocalyptic number.

It is an amenable number.

1021210120232 is a deficient number, since it is larger than the sum of its proper divisors (924948511468).

1021210120232 is a wasteful number, since it uses less digits than its factorization.

1021210120232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092643756 (or 2092643752 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1021210120232 its reverse (2320210121201), we get a palindrome (3341420241433).

The spelling of 1021210120232 in words is "one trillion, twenty-one billion, two hundred ten million, one hundred twenty thousand, two hundred thirty-two".