22210002001 has 16 divisors (see below), whose sum is σ = 24364005120. Its totient is φ = 20078709120.

The previous prime is 22210001981. The next prime is 22210002007. The reversal of 22210002001 is 10020001222.

It is a cyclic number.

It is not a de Polignac number, because 22210002001 - 2⁵ = 22210001969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22210002007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2181160 + ... + 2191318.

It is an arithmetic number, because the mean of its divisors is an integer number (1522750320).

Almost surely, 2^22210002001 is an apocalyptic number.

It is an amenable number.

22210002001 is a deficient number, since it is larger than the sum of its proper divisors (2154003119).

22210002001 is a wasteful number, since it uses less digits than its factorization.

22210002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11256.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 22210002001 its reverse (10020001222), we get a palindrome (32230003223).

The spelling of 22210002001 in words is "twenty-two billion, two hundred ten million, two thousand, one".