22772877201 has 6 divisors (see below), whose sum is σ = 32894155970. Its totient is φ = 15181918128.

The previous prime is 22772877151. The next prime is 22772877209. The reversal of 22772877201 is 10277827722.

It can be written as a sum of positive squares in only one way, i.e., 20084558400 + 2688318801 = 141720^2 + 51849^2 .

It is a de Polignac number, because none of the positive numbers 2^k-22772877201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22772877209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1265159836 + ... + 1265159853.

Almost surely, 2^22772877201 is an apocalyptic number.

It is an amenable number.

22772877201 is a deficient number, since it is larger than the sum of its proper divisors (10121278769).

22772877201 is a wasteful number, since it uses less digits than its factorization.

22772877201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530319695 (or 2530319692 counting only the distinct ones).

The product of its (nonzero) digits is 307328, while the sum is 45.

The spelling of 22772877201 in words is "twenty-two billion, seven hundred seventy-two million, eight hundred seventy-seven thousand, two hundred one".