11222131100 has 36 divisors (see below), whose sum is σ = 24444675024. Its totient is φ = 4471774080.

The previous prime is 11222131093. The next prime is 11222131121. The reversal of 11222131100 is 113122211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187049 + ... + 239648.

Almost surely, 2^11222131100 is an apocalyptic number.

11222131100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222131100 is an abundant number, since it is smaller than the sum of its proper divisors (13222543924).

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

11222131100 is a wasteful number, since it uses less digits than its factorization.

11222131100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426974 (or 426967 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11222131100 its reverse (113122211), we get a palindrome (11335253311).

The spelling of 11222131100 in words is "eleven billion, two hundred twenty-two million, one hundred thirty-one thousand, one hundred".