133100313031220 has 24 divisors (see below), whose sum is σ = 279591277833504. Its totient is φ = 53224768932896.

The previous prime is 133100313031183. The next prime is 133100313031271. The reversal of 133100313031220 is 22130313001331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 959696402 + ... + 959835081.

It is an arithmetic number, because the mean of its divisors is an integer number (11649636576396).

Almost surely, 2^{133100313031220} is an apocalyptic number.

133100313031220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133100313031220 is an abundant number, since it is smaller than the sum of its proper divisors (146490964802284).

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

133100313031220 is a wasteful number, since it uses less digits than its factorization.

133100313031220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1919534959 (or 1919534957 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 133100313031220 its reverse (22130313001331), we get a palindrome (155230626032551).

The spelling of 133100313031220 in words is "one hundred thirty-three trillion, one hundred billion, three hundred thirteen million, thirty-one thousand, two hundred twenty".