131433400500212 has 48 divisors (see below), whose sum is σ = 244805207162880. Its totient is φ = 61569095263200.

The previous prime is 131433400500211. The next prime is 131433400500251. The reversal of 131433400500212 is 212005004334131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131433400500211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18890864 + ... + 24894407.

It is an arithmetic number, because the mean of its divisors is an integer number (5100108482560).

Almost surely, 2^{131433400500212} is an apocalyptic number.

It is an amenable number.

131433400500212 is a deficient number, since it is larger than the sum of its proper divisors (113371806662668).

131433400500212 is a wasteful number, since it uses less digits than its factorization.

131433400500212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43785732 (or 43785730 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 131433400500212 its reverse (212005004334131), we get a palindrome (343438404834343).

The spelling of 131433400500212 in words is "one hundred thirty-one trillion, four hundred thirty-three billion, four hundred million, five hundred thousand, two hundred twelve".