101043020023 has 32 divisors (see below), whose sum is σ = 113900774400. Its totient is φ = 88838880000.

The previous prime is 101043019997. The next prime is 101043020027. The reversal of 101043020023 is 320020340101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 101043020023 - 2⁵ = 101043019991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101043019979 and 101043020006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101043020027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40791261 + ... + 40793737.

It is an arithmetic number, because the mean of its divisors is an integer number (3559399200).

Almost surely, 2^101043020023 is an apocalyptic number.

101043020023 is a deficient number, since it is larger than the sum of its proper divisors (12857754377).

101043020023 is a wasteful number, since it uses less digits than its factorization.

101043020023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3279.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 101043020023 its reverse (320020340101), we get a palindrome (421063360124).

The spelling of 101043020023 in words is "one hundred one billion, forty-three million, twenty thousand, twenty-three".