22461735021 has 8 divisors (see below), whose sum is σ = 32671614624. Its totient is φ = 13613172720.

The previous prime is 22461735017. The next prime is 22461735053. The reversal of 22461735021 is 12053716422.

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

It is not a de Polignac number, because 22461735021 - 2² = 22461735017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 680658637 = 22461735021 / (2 + 2 + 4 + 6 + 1 + 7 + 3 + 5 + 0 + 2 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22461735011) 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, 340329286 + ... + 340329351.

It is an arithmetic number, because the mean of its divisors is an integer number (4083951828).

Almost surely, 2^22461735021 is an apocalyptic number.

It is an amenable number.

22461735021 is a deficient number, since it is larger than the sum of its proper divisors (10209879603).

22461735021 is a wasteful number, since it uses less digits than its factorization.

22461735021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680658651.

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 22461735021 in words is "twenty-two billion, four hundred sixty-one million, seven hundred thirty-five thousand, twenty-one".