22215254501 has 8 divisors (see below), whose sum is σ = 24240082944. Its totient is φ = 20191302720.

The previous prime is 22215254491. The next prime is 22215254531. The reversal of 22215254501 is 10545251222.

It is a happy number.

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 22215254501 - 2¹⁰ = 22215253477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22215254531) 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, 165605 + ... + 268058.

It is an arithmetic number, because the mean of its divisors is an integer number (3030010368).

Almost surely, 2^22215254501 is an apocalyptic number.

It is an amenable number.

22215254501 is a deficient number, since it is larger than the sum of its proper divisors (2024828443).

22215254501 is a wasteful number, since it uses less digits than its factorization.

22215254501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438331.

The product of its (nonzero) digits is 8000, while the sum is 29.

The spelling of 22215254501 in words is "twenty-two billion, two hundred fifteen million, two hundred fifty-four thousand, five hundred one".