22222000022222 has 256 divisors, whose sum is σ = 48438344908800. Its totient is φ = 7359237504000.

The previous prime is 22222000022179. The next prime is 22222000022291.

22222000022222 is nontrivially palindromic in base 10.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22222000022194 and 22222000022203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 422613929 + ... + 422666507.

It is an arithmetic number, because the mean of its divisors is an integer number (189212284800).

Almost surely, 2^{22222000022222} is an apocalyptic number.

22222000022222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22222000022222 is an abundant number, since it is smaller than the sum of its proper divisors (26216344886578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22222000022222 is a wasteful number, since it uses less digits than its factorization.

22222000022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52943.

The product of its (nonzero) digits is 1024, while the sum is 20.

It can be divided in two parts, 222220000 and 22222, that multiplied together give a square (4938172840000 = 2222200²).

The spelling of 22222000022222 in words is "twenty-two trillion, two hundred twenty-two billion, twenty-two thousand, two hundred twenty-two".