22000012112123 has 8 divisors (see below), whose sum is σ = 22116335339280. Its totient is φ = 21883865001120.

The previous prime is 22000012112107. The next prime is 22000012112173. The reversal of 22000012112123 is 32121121000022.

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

It is a cyclic number.

It is not a de Polignac number, because 22000012112123 - 2⁴ = 22000012112107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22000012112173) 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 7 ways as a sum of consecutive naturals, for example, 43778540 + ... + 44278217.

It is an arithmetic number, because the mean of its divisors is an integer number (2764541917410).

Almost surely, 2^{22000012112123} is an apocalyptic number.

22000012112123 is a deficient number, since it is larger than the sum of its proper divisors (116323227157).

22000012112123 is a wasteful number, since it uses less digits than its factorization.

22000012112123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88058077.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 22000012112123 its reverse (32121121000022), we get a palindrome (54121133112145).

The spelling of 22000012112123 in words is "twenty-two trillion, twelve million, one hundred twelve thousand, one hundred twenty-three".