1210101012212 has 6 divisors (see below), whose sum is σ = 2117676771378. Its totient is φ = 605050506104.

The previous prime is 1210101012167. The next prime is 1210101012233. The reversal of 1210101012212 is 2122101010121.

It can be written as a sum of positive squares in only one way, i.e., 1203663517456 + 6437494756 = 1097116^2 + 80234^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151262626523 + ... + 151262626530.

It is an arithmetic number, because the mean of its divisors is an integer number (352946128563).

Almost surely, 2^{1210101012212} is an apocalyptic number.

It is an amenable number.

1210101012212 is a deficient number, since it is larger than the sum of its proper divisors (907575759166).

1210101012212 is a wasteful number, since it uses less digits than its factorization.

1210101012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302525253057 (or 302525253055 counting only the distinct ones).

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

Adding to 1210101012212 its reverse (2122101010121), we get a palindrome (3332202022333).

The spelling of 1210101012212 in words is "one trillion, two hundred ten billion, one hundred one million, twelve thousand, two hundred twelve".