131243441230012 has 12 divisors (see below), whose sum is σ = 230194478187576. Its totient is φ = 65473590319280.

The previous prime is 131243441230003. The next prime is 131243441230081. The reversal of 131243441230012 is 210032144342131.

It is a happy number.

It is a super-2 number, since 2×131243441230012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37032571939 + ... + 37032575482.

It is an arithmetic number, because the mean of its divisors is an integer number (19182873182298).

Almost surely, 2^{131243441230012} is an apocalyptic number.

It is an amenable number.

131243441230012 is a deficient number, since it is larger than the sum of its proper divisors (98951036957564).

131243441230012 is a wasteful number, since it uses less digits than its factorization.

131243441230012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74065147868 (or 74065147866 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 131243441230012 its reverse (210032144342131), we get a palindrome (341275585572143).

The spelling of 131243441230012 in words is "one hundred thirty-one trillion, two hundred forty-three billion, four hundred forty-one million, two hundred thirty thousand, twelve".