131120542212 has 24 divisors (see below), whose sum is σ = 333761380512. Its totient is φ = 39733497600.

The previous prime is 131120542183. The next prime is 131120542277. The reversal of 131120542212 is 212245021131.

It is a happy 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, 496668589 + ... + 496668852.

It is an arithmetic number, because the mean of its divisors is an integer number (13906724188).

Almost surely, 2^131120542212 is an apocalyptic number.

131120542212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

131120542212 is an abundant number, since it is smaller than the sum of its proper divisors (202640838300).

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

131120542212 is a wasteful number, since it uses less digits than its factorization.

131120542212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993337459 (or 993337457 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 131120542212 its reverse (212245021131), we get a palindrome (343365563343).

The spelling of 131120542212 in words is "one hundred thirty-one billion, one hundred twenty million, five hundred forty-two thousand, two hundred twelve".