22018700034 has 12 divisors (see below), whose sum is σ = 47707183446. Its totient is φ = 7339566672.

The previous prime is 22018700027. The next prime is 22018700083. The reversal of 22018700034 is 43000781022.

It can be written as a sum of positive squares in only one way, i.e., 17642480625 + 4376219409 = 132825^2 + 66153^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22018699980 and 22018700007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 611630539 + ... + 611630574.

Almost surely, 2^22018700034 is an apocalyptic number.

22018700034 is an abundant number, since it is smaller than the sum of its proper divisors (25688483412).

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

22018700034 is a wasteful number, since it uses less digits than its factorization.

22018700034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223261121 (or 1223261118 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The spelling of 22018700034 in words is "twenty-two billion, eighteen million, seven hundred thousand, thirty-four".