22021030023 has 8 divisors (see below), whose sum is σ = 29859024000. Its totient is φ = 14431861368.

The previous prime is 22021029973. The next prime is 22021030051. The reversal of 22021030023 is 32003012022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22021030023 - 2²⁴ = 22004252807 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22021029984 and 22021030011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021030123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62206123 + ... + 62206476.

It is an arithmetic number, because the mean of its divisors is an integer number (3732378000).

Almost surely, 2^22021030023 is an apocalyptic number.

22021030023 is a deficient number, since it is larger than the sum of its proper divisors (7837993977).

22021030023 is a wasteful number, since it uses less digits than its factorization.

22021030023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124412661.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 22021030023 its reverse (32003012022), we get a palindrome (54024042045).

The spelling of 22021030023 in words is "twenty-two billion, twenty-one million, thirty thousand, twenty-three".