1021112210012 has 18 divisors (see below), whose sum is σ = 1868017662168. Its totient is φ = 488358012472.

The previous prime is 1021112210009. The next prime is 1021112210051. The reversal of 1021112210012 is 2100122111201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 241281488 + ... + 241285719.

Almost surely, 2^{1021112210012} is an apocalyptic number.

It is an amenable number.

1021112210012 is a deficient number, since it is larger than the sum of its proper divisors (846905452156).

1021112210012 is a wasteful number, since it uses less digits than its factorization.

1021112210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482567257 (or 482567232 counting only the distinct ones).

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

Adding to 1021112210012 its reverse (2100122111201), we get a palindrome (3121234321213).

The spelling of 1021112210012 in words is "one trillion, twenty-one billion, one hundred twelve million, two hundred ten thousand, twelve".