1321214310112 has 24 divisors (see below), whose sum is σ = 2630366978400. Its totient is φ = 653184601344.

The previous prime is 1321214310077. The next prime is 1321214310133. The reversal of 1321214310112 is 2110134121231.

It is a congruent number.

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, 231951912 + ... + 231957607.

It is an arithmetic number, because the mean of its divisors is an integer number (109598624100).

Almost surely, 2^{1321214310112} is an apocalyptic number.

It is an amenable number.

1321214310112 is a deficient number, since it is larger than the sum of its proper divisors (1309152668288).

1321214310112 is an equidigital number, since it uses as much as digits as its factorization.

1321214310112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463909618 (or 463909610 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 1321214310112 its reverse (2110134121231), we get a palindrome (3431348431343).

The spelling of 1321214310112 in words is "one trillion, three hundred twenty-one billion, two hundred fourteen million, three hundred ten thousand, one hundred twelve".