22000102212121 has 32 divisors (see below), whose sum is σ = 24239840976000. Its totient is φ = 19801568378880.

The previous prime is 22000102212031. The next prime is 22000102212139. The reversal of 22000102212121 is 12121220100022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22000102212121 - 2⁴³ = 13204009189913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22000102212095 and 22000102212104.

It is not an unprimeable number, because it can be changed into a prime (22000102272121) 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, 374765830 + ... + 374824528.

It is an arithmetic number, because the mean of its divisors is an integer number (757495030500).

Almost surely, 2^{22000102212121} is an apocalyptic number.

It is an amenable number.

22000102212121 is a deficient number, since it is larger than the sum of its proper divisors (2239738763879).

22000102212121 is a wasteful number, since it uses less digits than its factorization.

22000102212121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59769.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22000102212121 its reverse (12121220100022), we get a palindrome (34121322312143).

The spelling of 22000102212121 in words is "twenty-two trillion, one hundred two million, two hundred twelve thousand, one hundred twenty-one".