2113111221332 has 48 divisors (see below), whose sum is σ = 3816351624960. Its totient is φ = 1023246187392.

The previous prime is 2113111221329. The next prime is 2113111221341. The reversal of 2113111221332 is 2331221113112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2113111221298 and 2113111221307.

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, 80159498 + ... + 80185854.

It is an arithmetic number, because the mean of its divisors is an integer number (79507325520).

Almost surely, 2^{2113111221332} is an apocalyptic number.

It is an amenable number.

2113111221332 is a deficient number, since it is larger than the sum of its proper divisors (1703240403628).

2113111221332 is a wasteful number, since it uses less digits than its factorization.

2113111221332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31280 (or 31278 counting only the distinct ones).

The product of its digits is 432, while the sum is 23.

Adding to 2113111221332 its reverse (2331221113112), we get a palindrome (4444332334444).

The spelling of 2113111221332 in words is "two trillion, one hundred thirteen billion, one hundred eleven million, two hundred twenty-one thousand, three hundred thirty-two".