131133002120220 has 24 divisors (see below), whose sum is σ = 367172405936784. Its totient is φ = 34968800565376.

The previous prime is 131133002120203. The next prime is 131133002120227. The reversal of 131133002120220 is 22021200331131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131133002120227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1092775017609 + ... + 1092775017728.

It is an arithmetic number, because the mean of its divisors is an integer number (15298850247366).

Almost surely, 2^{131133002120220} is an apocalyptic number.

131133002120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131133002120220 is an abundant number, since it is smaller than the sum of its proper divisors (236039403816564).

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

131133002120220 is a wasteful number, since it uses less digits than its factorization.

131133002120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2185550035349 (or 2185550035347 counting only the distinct ones).

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

Adding to 131133002120220 its reverse (22021200331131), we get a palindrome (153154202451351).

The spelling of 131133002120220 in words is "one hundred thirty-one trillion, one hundred thirty-three billion, two million, one hundred twenty thousand, two hundred twenty".