1131301021302 has 32 divisors (see below), whose sum is σ = 2555215428960. Its totient is φ = 370918366560.

The previous prime is 1131301021297. The next prime is 1131301021337. The reversal of 1131301021302 is 2031201031311.

1131301021302 is a `hidden beast` number, since 11 + 31 + 301 + 0 + 21 + 302 = 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 15 ways as a sum of consecutive naturals, for example, 171718173 + ... + 171724760.

It is an arithmetic number, because the mean of its divisors is an integer number (79850482155).

Almost surely, 2^{1131301021302} is an apocalyptic number.

1131301021302 is an abundant number, since it is smaller than the sum of its proper divisors (1423914407658).

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

1131301021302 is a wasteful number, since it uses less digits than its factorization.

1131301021302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343443005 (or 343442999 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1131301021302 its reverse (2031201031311), we get a palindrome (3162502052613).

The spelling of 1131301021302 in words is "one trillion, one hundred thirty-one billion, three hundred one million, twenty-one thousand, three hundred two".