22100023212122 has 8 divisors (see below), whose sum is σ = 33341653517076. Its totient is φ = 10986138706432.

The previous prime is 22100023212109. The next prime is 22100023212149. The reversal of 22100023212122 is 22121232000122.

It can be written as a sum of positive squares in 2 ways, for example, as 17556343020841 + 4543680191281 = 4190029^2 + 2131591^2 .

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

It is a super-3 number, since 3×22100023212122³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 22100023212094 and 22100023212103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31936449383 + ... + 31936450074.

Almost surely, 2^{22100023212122} is an apocalyptic number.

22100023212122 is a deficient number, since it is larger than the sum of its proper divisors (11241630304954).

22100023212122 is a wasteful number, since it uses less digits than its factorization.

22100023212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63872899632.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22100023212122 its reverse (22121232000122), we get a palindrome (44221255212244).

The spelling of 22100023212122 in words is "twenty-two trillion, one hundred billion, twenty-three million, two hundred twelve thousand, one hundred twenty-two".