11220154132 has 48 divisors (see below), whose sum is σ = 22571640000. Its totient is φ = 4826511360.

The previous prime is 11220154117. The next prime is 11220154157. The reversal of 11220154132 is 23145102211.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 840244 + ... + 853492.

It is an arithmetic number, because the mean of its divisors is an integer number (470242500).

Almost surely, 2^11220154132 is an apocalyptic number.

It is an amenable number.

11220154132 is an abundant number, since it is smaller than the sum of its proper divisors (11351485868).

11220154132 is a wasteful number, since it uses less digits than its factorization.

11220154132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14296 (or 14294 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 11220154132 its reverse (23145102211), we get a palindrome (34365256343).

The spelling of 11220154132 in words is "eleven billion, two hundred twenty million, one hundred fifty-four thousand, one hundred thirty-two".