1122231112100 has 36 divisors (see below), whose sum is σ = 2783133159744. Its totient is φ = 384764952480.

The previous prime is 1122231112069. The next prime is 1122231112139. The reversal of 1122231112100 is 12111322211.

It is a happy 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, 801592952 + ... + 801594351.

Almost surely, 2^{1122231112100} is an apocalyptic number.

1122231112100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122231112100 is an abundant number, since it is smaller than the sum of its proper divisors (1660902047644).

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

1122231112100 is a wasteful number, since it uses less digits than its factorization.

1122231112100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603187324 (or 1603187317 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1122231112100 its reverse (12111322211), we get a palindrome (1134342434311).

The spelling of 1122231112100 in words is "one trillion, one hundred twenty-two billion, two hundred thirty-one million, one hundred twelve thousand, one hundred".