1131233222100 has 36 divisors (see below), whose sum is σ = 3273034790144. Its totient is φ = 301662192480.

The previous prime is 1131233222023. The next prime is 1131233222143. The reversal of 1131233222100 is 12223321311.

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, 1885388404 + ... + 1885389003.

Almost surely, 2^{1131233222100} is an apocalyptic number.

1131233222100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131233222100 is an abundant number, since it is smaller than the sum of its proper divisors (2141801568044).

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

1131233222100 is a wasteful number, since it uses less digits than its factorization.

1131233222100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3770777424 (or 3770777417 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1131233222100 its reverse (12223321311), we get a palindrome (1143456543411).

The spelling of 1131233222100 in words is "one trillion, one hundred thirty-one billion, two hundred thirty-three million, two hundred twenty-two thousand, one hundred".