22312012322003 has 32 divisors (see below), whose sum is σ = 24994850337792. Its totient is φ = 19806982272000.

The previous prime is 22312012321993. The next prime is 22312012322023. The reversal of 22312012322003 is 30022321021322.

It is a cyclic number.

It is not a de Polignac number, because 22312012322003 - 2⁸ = 22312012321747 is a prime.

It is a super-3 number, since 3×22312012322003³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22312012322003.

It is not an unprimeable number, because it can be changed into a prime (22312012322023) 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, 132669458 + ... + 132837528.

It is an arithmetic number, because the mean of its divisors is an integer number (781089073056).

Almost surely, 2^{22312012322003} is an apocalyptic number.

22312012322003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22312012322003 is a deficient number, since it is larger than the sum of its proper divisors (2682838015789).

22312012322003 is a wasteful number, since it uses less digits than its factorization.

22312012322003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172835.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 22312012322003 its reverse (30022321021322), we get a palindrome (52334333343325).

The spelling of 22312012322003 in words is "twenty-two trillion, three hundred twelve billion, twelve million, three hundred twenty-two thousand, three".