22125571601 has 8 divisors (see below), whose sum is σ = 25522689600. Its totient is φ = 18787534128.

The previous prime is 22125571597. The next prime is 22125571603. The reversal of 22125571601 is 10617552122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22125571601 - 2² = 22125571597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22125571603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14769326 + ... + 14770823.

It is an arithmetic number, because the mean of its divisors is an integer number (3190336200).

Almost surely, 2^22125571601 is an apocalyptic number.

It is an amenable number.

22125571601 is a deficient number, since it is larger than the sum of its proper divisors (3397117999).

22125571601 is a wasteful number, since it uses less digits than its factorization.

22125571601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29540263.

The product of its (nonzero) digits is 8400, while the sum is 32.

The spelling of 22125571601 in words is "twenty-two billion, one hundred twenty-five million, five hundred seventy-one thousand, six hundred one".