1321011112302 has 24 divisors (see below), whose sum is σ = 3271075135536. Its totient is φ = 377431746336.

The previous prime is 1321011112283. The next prime is 1321011112339. The reversal of 1321011112302 is 2032111101231.

1321011112302 is a `hidden beast` number, since 1 + 321 + 0 + 1 + 111 + 230 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5242107463 + ... + 5242107714.

It is an arithmetic number, because the mean of its divisors is an integer number (136294797314).

Almost surely, 2^{1321011112302} is an apocalyptic number.

1321011112302 is an abundant number, since it is smaller than the sum of its proper divisors (1950064023234).

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

1321011112302 is a wasteful number, since it uses less digits than its factorization.

1321011112302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10484215192 (or 10484215189 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1321011112302 its reverse (2032111101231), we get a palindrome (3353122213533).

The spelling of 1321011112302 in words is "one trillion, three hundred twenty-one billion, eleven million, one hundred twelve thousand, three hundred two".