101402142522 has 16 divisors (see below), whose sum is σ = 203146289280. Its totient is φ = 33743713472.

The previous prime is 101402142503. The next prime is 101402142547. The reversal of 101402142522 is 225241204101.

It is a junction number, because it is equal to n+sod(n) for n = 101402142492 and 101402142501.

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, 14246322 + ... + 14253437.

It is an arithmetic number, because the mean of its divisors is an integer number (12696643080).

Almost surely, 2^101402142522 is an apocalyptic number.

101402142522 is an abundant number, since it is smaller than the sum of its proper divisors (101744146758).

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

101402142522 is a wasteful number, since it uses less digits than its factorization.

101402142522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28500357.

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 101402142522 its reverse (225241204101), we get a palindrome (326643346623).

The spelling of 101402142522 in words is "one hundred one billion, four hundred two million, one hundred forty-two thousand, five hundred twenty-two".