22111332031100 has 72 divisors (see below), whose sum is σ = 52129761033840. Its totient is φ = 8091934663680.

The previous prime is 22111332031093. The next prime is 22111332031111. The reversal of 22111332031100 is 113023311122.

It is a happy number.

It is a super-2 number, since 2×22111332031100² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75112910 + ... + 75406709.

Almost surely, 2^{22111332031100} is an apocalyptic number.

22111332031100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22111332031100 is an abundant number, since it is smaller than the sum of its proper divisors (30018429002740).

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

22111332031100 is a wasteful number, since it uses less digits than its factorization.

22111332031100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150519759 (or 150519752 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 22111332031100 its reverse (113023311122), we get a palindrome (22224355342222).

The spelling of 22111332031100 in words is "twenty-two trillion, one hundred eleven billion, three hundred thirty-two million, thirty-one thousand, one hundred".