22001222210023 has 16 divisors (see below), whose sum is σ = 25295366315520. Its totient is φ = 18744861089376.

The previous prime is 22001222209943. The next prime is 22001222210029. The reversal of 22001222210023 is 32001222210022.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22001222210023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001222210029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61860340 + ... + 62214982.

It is an arithmetic number, because the mean of its divisors is an integer number (1580960394720).

Almost surely, 2^{22001222210023} is an apocalyptic number.

22001222210023 is a deficient number, since it is larger than the sum of its proper divisors (3294144105497).

22001222210023 is a wasteful number, since it uses less digits than its factorization.

22001222210023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407886.

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

Adding to 22001222210023 its reverse (32001222210022), we get a palindrome (54002444420045).

Subtracting 22001222210023 from its reverse (32001222210022), we obtain a palindrome (9999999999999).

The spelling of 22001222210023 in words is "twenty-two trillion, one billion, two hundred twenty-two million, two hundred ten thousand, twenty-three".