131101234540442 has 16 divisors (see below), whose sum is σ = 196678143130560. Its totient is φ = 65541854050272.

The previous prime is 131101234540439. The next prime is 131101234540483. The reversal of 131101234540442 is 244045432101131.

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, 542712278 + ... + 542953790.

It is an arithmetic number, because the mean of its divisors is an integer number (12292383945660).

Almost surely, 2^{131101234540442} is an apocalyptic number.

131101234540442 is a deficient number, since it is larger than the sum of its proper divisors (65576908590118).

131101234540442 is a wasteful number, since it uses less digits than its factorization.

131101234540442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276677.

The product of its (nonzero) digits is 46080, while the sum is 35.

Adding to 131101234540442 its reverse (244045432101131), we get a palindrome (375146666641573).

The spelling of 131101234540442 in words is "one hundred thirty-one trillion, one hundred one billion, two hundred thirty-four million, five hundred forty thousand, four hundred forty-two".