22222202001 has 32 divisors (see below), whose sum is σ = 33169512960. Its totient is φ = 13151160576.

The previous prime is 22222201979. The next prime is 22222202011. The reversal of 22222202001 is 10020222222.

It is not a de Polignac number, because 22222202001 - 2⁷ = 22222201873 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22222202011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169450 + ... + 270476.

It is an arithmetic number, because the mean of its divisors is an integer number (1036547280).

Almost surely, 2^22222202001 is an apocalyptic number.

It is an amenable number.

22222202001 is a deficient number, since it is larger than the sum of its proper divisors (10947310959).

22222202001 is a wasteful number, since it uses less digits than its factorization.

22222202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101293.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 22222202001 its reverse (10020222222), we get a palindrome (32242424223).

The spelling of 22222202001 in words is "twenty-two billion, two hundred twenty-two million, two hundred two thousand, one".