101143231412142 has 32 divisors (see below), whose sum is σ = 203885868183552. Its totient is φ = 33447860095104.

The previous prime is 101143231412123. The next prime is 101143231412173. The reversal of 101143231412142 is 241214132341101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21583318 + ... + 25848134.

It is an arithmetic number, because the mean of its divisors is an integer number (6371433380736).

Almost surely, 2^{101143231412142} is an apocalyptic number.

101143231412142 is an abundant number, since it is smaller than the sum of its proper divisors (102742636771410).

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

101143231412142 is a wasteful number, since it uses less digits than its factorization.

101143231412142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4296072.

The product of its (nonzero) digits is 4608, while the sum is 30.

Adding to 101143231412142 its reverse (241214132341101), we get a palindrome (342357363753243).

The spelling of 101143231412142 in words is "one hundred one trillion, one hundred forty-three billion, two hundred thirty-one million, four hundred twelve thousand, one hundred forty-two".