101245644023 has 16 divisors (see below), whose sum is σ = 110084917536. Its totient is φ = 92742558720.

The previous prime is 101245644011. The next prime is 101245644041. The reversal of 101245644023 is 320446542101.

It is a cyclic number.

It is not a de Polignac number, because 101245644023 - 2⁴ = 101245644007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101245644623) 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, 41036 + ... + 451857.

It is an arithmetic number, because the mean of its divisors is an integer number (6880307346).

Almost surely, 2^101245644023 is an apocalyptic number.

101245644023 is a deficient number, since it is larger than the sum of its proper divisors (8839273513).

101245644023 is a wasteful number, since it uses less digits than its factorization.

101245644023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493234.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 101245644023 in words is "one hundred one billion, two hundred forty-five million, six hundred forty-four thousand, twenty-three".