22312101213123 has 16 divisors (see below), whose sum is σ = 29756515597056. Its totient is φ = 14871210815520.

The previous prime is 22312101213109. The next prime is 22312101213163. The reversal of 22312101213123 is 32131210121322.

It is not a de Polignac number, because 22312101213123 - 2²⁰ = 22312100164547 is a prime.

It is a super-3 number, since 3×22312101213123³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22312101213093 and 22312101213102.

It is not an unprimeable number, because it can be changed into a prime (22312101213163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 441772290 + ... + 441822792.

It is an arithmetic number, because the mean of its divisors is an integer number (1859782224816).

Almost surely, 2^{22312101213123} is an apocalyptic number.

22312101213123 is a deficient number, since it is larger than the sum of its proper divisors (7444414383933).

22312101213123 is a wasteful number, since it uses less digits than its factorization.

22312101213123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82474.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 22312101213123 its reverse (32131210121322), we get a palindrome (54443311334445).

The spelling of 22312101213123 in words is "twenty-two trillion, three hundred twelve billion, one hundred one million, two hundred thirteen thousand, one hundred twenty-three".