1210022211112 has 64 divisors (see below), whose sum is σ = 2751415349760. Its totient is φ = 491324140800.

The previous prime is 1210022211107. The next prime is 1210022211173. The reversal of 1210022211112 is 2111122200121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17024403 + ... + 17095330.

It is an arithmetic number, because the mean of its divisors is an integer number (42990864840).

Almost surely, 2^{1210022211112} is an apocalyptic number.

It is an amenable number.

1210022211112 is an abundant number, since it is smaller than the sum of its proper divisors (1541393138648).

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

1210022211112 is a wasteful number, since it uses less digits than its factorization.

1210022211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34119794 (or 34119790 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1210022211112 its reverse (2111122200121), we get a palindrome (3321144411233).

The spelling of 1210022211112 in words is "one trillion, two hundred ten billion, twenty-two million, two hundred eleven thousand, one hundred twelve".