22035722312 has 36 divisors (see below), whose sum is σ = 42718010985. Its totient is φ = 10656148320.

The previous prime is 22035722221. The next prime is 22035722329. The reversal of 22035722312 is 21322753022.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 21719095876 + 316626436 = 147374^2 + 17794^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=104966.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13014938 + ... + 13016630.

Almost surely, 2^22035722312 is an apocalyptic number.

It is an amenable number.

22035722312 is a deficient number, since it is larger than the sum of its proper divisors (20682288673).

22035722312 is an frugal number, since it uses more digits than its factorization.

22035722312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3454 (or 1726 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The spelling of 22035722312 in words is "twenty-two billion, thirty-five million, seven hundred twenty-two thousand, three hundred twelve".