10442221023 has 32 divisors (see below), whose sum is σ = 15773990400. Its totient is φ = 6099198336.

The previous prime is 10442220983. The next prime is 10442221087. The reversal of 10442221023 is 32012224401.

It is not a de Polignac number, because 10442221023 - 2²² = 10438026719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10442226023) 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, 11515 + ... + 144972.

It is an arithmetic number, because the mean of its divisors is an integer number (492937200).

Almost surely, 2^10442221023 is an apocalyptic number.

10442221023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10442221023 is a deficient number, since it is larger than the sum of its proper divisors (5331769377).

10442221023 is a wasteful number, since it uses less digits than its factorization.

10442221023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156591.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 10442221023 its reverse (32012224401), we get a palindrome (42454445424).

The spelling of 10442221023 in words is "ten billion, four hundred forty-two million, two hundred twenty-one thousand, twenty-three".