101261432442 has 16 divisors (see below), whose sum is σ = 202727238912. Its totient is φ = 33719748480.

The previous prime is 101261432417. The next prime is 101261432453. The reversal of 101261432442 is 244234162101.

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, 8509143 + ... + 8521034.

It is an arithmetic number, because the mean of its divisors is an integer number (12670452432).

Almost surely, 2^101261432442 is an apocalyptic number.

101261432442 is an abundant number, since it is smaller than the sum of its proper divisors (101465806470).

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

101261432442 is a wasteful number, since it uses less digits than its factorization.

101261432442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17031173.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 101261432442 its reverse (244234162101), we get a palindrome (345495594543).

The spelling of 101261432442 in words is "one hundred one billion, two hundred sixty-one million, four hundred thirty-two thousand, four hundred forty-two".