22212247022545 has 8 divisors (see below), whose sum is σ = 26654884842240. Its totient is φ = 17769672007920.

The previous prime is 22212247022447. The next prime is 22212247022569. The reversal of 22212247022545 is 54522074221222.

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

It is a de Polignac number, because none of the positive numbers 2^k-22212247022545 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22212247022498 and 22212247022507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14919655 + ... + 16340764.

It is an arithmetic number, because the mean of its divisors is an integer number (3331860605280).

Almost surely, 2^{22212247022545} is an apocalyptic number.

It is an amenable number.

22212247022545 is a deficient number, since it is larger than the sum of its proper divisors (4442637819695).

22212247022545 is a wasteful number, since it uses less digits than its factorization.

22212247022545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31402535.

The product of its (nonzero) digits is 358400, while the sum is 40.

The spelling of 22212247022545 in words is "twenty-two trillion, two hundred twelve billion, two hundred forty-seven million, twenty-two thousand, five hundred forty-five".