101522443142123 has 16 divisors (see below), whose sum is σ = 101953115694720. Its totient is φ = 101092717910016.

The previous prime is 101522443142119. The next prime is 101522443142143. The reversal of 101522443142123 is 321241344225101.

It is a cyclic number.

It is not a de Polignac number, because 101522443142123 - 2² = 101522443142119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101522443142143) 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, 687668411 + ... + 687816027.

It is an arithmetic number, because the mean of its divisors is an integer number (6372069730920).

Almost surely, 2^{101522443142123} is an apocalyptic number.

101522443142123 is a deficient number, since it is larger than the sum of its proper divisors (430672552597).

101522443142123 is a wasteful number, since it uses less digits than its factorization.

101522443142123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150806.

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

Adding to 101522443142123 its reverse (321241344225101), we get a palindrome (422763787367224).

The spelling of 101522443142123 in words is "one hundred one trillion, five hundred twenty-two billion, four hundred forty-three million, one hundred forty-two thousand, one hundred twenty-three".