22521100101 has 8 divisors (see below), whose sum is σ = 30594702240. Its totient is φ = 14730782352.

The previous prime is 22521100039. The next prime is 22521100153. The reversal of 22521100101 is 10100112522.

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

It is not a de Polignac number, because 22521100101 - 2¹³ = 22521091909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22521100181) 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, 70820911 + ... + 70821228.

It is an arithmetic number, because the mean of its divisors is an integer number (3824337780).

Almost surely, 2^22521100101 is an apocalyptic number.

It is an amenable number.

22521100101 is a deficient number, since it is larger than the sum of its proper divisors (8073602139).

22521100101 is a wasteful number, since it uses less digits than its factorization.

22521100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141642195.

The product of its (nonzero) digits is 40, while the sum is 15.

Adding to 22521100101 its reverse (10100112522), we get a palindrome (32621212623).

The spelling of 22521100101 in words is "twenty-two billion, five hundred twenty-one million, one hundred thousand, one hundred one".