22034520261 has 32 divisors (see below), whose sum is σ = 35349117440. Its totient is φ = 13484750400.

The previous prime is 22034520259. The next prime is 22034520289. The reversal of 22034520261 is 16202543022.

It is a happy number.

22034520261 is a `hidden beast` number, since 2 + 203 + 452 + 0 + 2 + 6 + 1 = 666.

It is not a de Polignac number, because 22034520261 - 2¹ = 22034520259 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22034520241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109885 + ... + 236946.

It is an arithmetic number, because the mean of its divisors is an integer number (1104659920).

Almost surely, 2^22034520261 is an apocalyptic number.

It is an amenable number.

22034520261 is a deficient number, since it is larger than the sum of its proper divisors (13314597179).

22034520261 is a wasteful number, since it uses less digits than its factorization.

22034520261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347034 (or 347028 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The spelling of 22034520261 in words is "twenty-two billion, thirty-four million, five hundred twenty thousand, two hundred sixty-one".