22102820374 has 4 divisors (see below), whose sum is σ = 33154230564. Its totient is φ = 11051410186.

The previous prime is 22102820329. The next prime is 22102820387. The reversal of 22102820374 is 47302820122.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525705092 + ... + 5525705095.

It is an arithmetic number, because the mean of its divisors is an integer number (8288557641).

Almost surely, 2^22102820374 is an apocalyptic number.

22102820374 is a deficient number, since it is larger than the sum of its proper divisors (11051410190).

22102820374 is a wasteful number, since it uses less digits than its factorization.

22102820374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11051410189.

The product of its (nonzero) digits is 10752, while the sum is 31.

The spelling of 22102820374 in words is "twenty-two billion, one hundred two million, eight hundred twenty thousand, three hundred seventy-four".