21222674601 has 8 divisors (see below), whose sum is σ = 28298163840. Its totient is φ = 14147817552.

The previous prime is 21222674597. The next prime is 21222674621. The reversal of 21222674601 is 10647622212.

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

It is not a de Polignac number, because 21222674601 - 2² = 21222674597 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21222674621) 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, 73210 + ... + 218643.

It is an arithmetic number, because the mean of its divisors is an integer number (3537270480).

Almost surely, 2^21222674601 is an apocalyptic number.

It is an amenable number.

21222674601 is a deficient number, since it is larger than the sum of its proper divisors (7075489239).

21222674601 is a wasteful number, since it uses less digits than its factorization.

21222674601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316095.

The product of its (nonzero) digits is 16128, while the sum is 33.

The spelling of 21222674601 in words is "twenty-one billion, two hundred twenty-two million, six hundred seventy-four thousand, six hundred one".