11213122132 has 24 divisors (see below), whose sum is σ = 19705926240. Its totient is φ = 5582908320.

The previous prime is 11213122091. The next prime is 11213122147. The reversal of 11213122132 is 23122131211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 951138 + ... + 962854.

It is an arithmetic number, because the mean of its divisors is an integer number (821080260).

Almost surely, 2^11213122132 is an apocalyptic number.

It is an amenable number.

11213122132 is a deficient number, since it is larger than the sum of its proper divisors (8492804108).

11213122132 is a wasteful number, since it uses less digits than its factorization.

11213122132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12711 (or 12709 counting only the distinct ones).

The product of its digits is 144, while the sum is 19.

Adding to 11213122132 its reverse (23122131211), we get a palindrome (34335253343).

The spelling of 11213122132 in words is "eleven billion, two hundred thirteen million, one hundred twenty-two thousand, one hundred thirty-two".