1210310221122 has 32 divisors (see below), whose sum is σ = 2690463072960. Its totient is φ = 403304019840.

The previous prime is 1210310221033. The next prime is 1210310221139. The reversal of 1210310221122 is 2211220130121.

1210310221122 is a `hidden beast` number, since 1 + 2 + 10 + 310 + 221 + 122 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1210310221095 and 1210310221104.

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, 3520948 + ... + 3849375.

It is an arithmetic number, because the mean of its divisors is an integer number (84076971030).

Almost surely, 2^{1210310221122} is an apocalyptic number.

1210310221122 is an abundant number, since it is smaller than the sum of its proper divisors (1480152851838).

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

1210310221122 is a wasteful number, since it uses less digits than its factorization.

1210310221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7373375 (or 7373369 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1210310221122 its reverse (2211220130121), we get a palindrome (3421530351243).

The spelling of 1210310221122 in words is "one trillion, two hundred ten billion, three hundred ten million, two hundred twenty-one thousand, one hundred twenty-two".