22342021023 has 16 divisors (see below), whose sum is σ = 34053693440. Its totient is φ = 12763603296.

The previous prime is 22342021001. The next prime is 22342021069. The reversal of 22342021023 is 32012024322.

It is not a de Polignac number, because 22342021023 - 2⁹ = 22342020511 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22342021073) 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, 50788 + ... + 217401.

It is an arithmetic number, because the mean of its divisors is an integer number (2128355840).

Almost surely, 2^22342021023 is an apocalyptic number.

22342021023 is a deficient number, since it is larger than the sum of its proper divisors (11711672417).

22342021023 is a wasteful number, since it uses less digits than its factorization.

22342021023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272166.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 22342021023 its reverse (32012024322), we get a palindrome (54354045345).

The spelling of 22342021023 in words is "twenty-two billion, three hundred forty-two million, twenty-one thousand, twenty-three".