22072700212 has 6 divisors (see below), whose sum is σ = 38627225378. Its totient is φ = 11036350104.

The previous prime is 22072700149. The next prime is 22072700213. The reversal of 22072700212 is 21200727022.

It can be written as a sum of positive squares in only one way, i.e., 20094763536 + 1977936676 = 141756^2 + 44474^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22072700213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2759087523 + ... + 2759087530.

Almost surely, 2^22072700212 is an apocalyptic number.

It is an amenable number.

22072700212 is a deficient number, since it is larger than the sum of its proper divisors (16554525166).

22072700212 is a wasteful number, since it uses less digits than its factorization.

22072700212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5518175057 (or 5518175055 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 25.

The spelling of 22072700212 in words is "twenty-two billion, seventy-two million, seven hundred thousand, two hundred twelve".