22205643451243 has 16 divisors (see below), whose sum is σ = 25615369995264. Its totient is φ = 18855294229440.

The previous prime is 22205643451231. The next prime is 22205643451283. The reversal of 22205643451243 is 34215434650222.

It is a cyclic number.

It is not a de Polignac number, because 22205643451243 - 2¹³ = 22205643443051 is a prime.

It is a super-2 number, since 2×22205643451243² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22205643451243.

It is not an unprimeable number, because it can be changed into a prime (22205643451283) 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, 91287246 + ... + 91530172.

It is an arithmetic number, because the mean of its divisors is an integer number (1600960624704).

Almost surely, 2^{22205643451243} is an apocalyptic number.

22205643451243 is a deficient number, since it is larger than the sum of its proper divisors (3409726544021).

22205643451243 is a wasteful number, since it uses less digits than its factorization.

22205643451243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365082.

The product of its (nonzero) digits is 1382400, while the sum is 43.

The spelling of 22205643451243 in words is "twenty-two trillion, two hundred five billion, six hundred forty-three million, four hundred fifty-one thousand, two hundred forty-three".