22220010221023 has 2 divisors, whose sum is σ = 22220010221024. Its totient is φ = 22220010221022.

The previous prime is 22220010220909. The next prime is 22220010221033. The reversal of 22220010221023 is 32012201002222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22220010221023 is a prime.

It is a super-2 number, since 2×22220010221023² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22220010221033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110005110511 + 11110005110512.

It is an arithmetic number, because the mean of its divisors is an integer number (11110005110512).

Almost surely, 2^{22220010221023} is an apocalyptic number.

22220010221023 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220010221023 is an equidigital number, since it uses as much as digits as its factorization.

22220010221023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22220010221023 its reverse (32012201002222), we get a palindrome (54232211223245).

The spelling of 22220010221023 in words is "twenty-two trillion, two hundred twenty billion, ten million, two hundred twenty-one thousand, twenty-three".