22217022201 has 16 divisors (see below), whose sum is σ = 33720698880. Its totient is φ = 12879432720.

The previous prime is 22217022197. The next prime is 22217022211. The reversal of 22217022201 is 10222071222.

It is not a de Polignac number, because 22217022201 - 2² = 22217022197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22217022211) 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, 14634961 + ... + 14636478.

It is an arithmetic number, because the mean of its divisors is an integer number (2107543680).

Almost surely, 2^22217022201 is an apocalyptic number.

It is an amenable number.

22217022201 is a deficient number, since it is larger than the sum of its proper divisors (11503676679).

22217022201 is a wasteful number, since it uses less digits than its factorization.

22217022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29271476.

The product of its (nonzero) digits is 448, while the sum is 21.

Adding to 22217022201 its reverse (10222071222), we get a palindrome (32439093423).

The spelling of 22217022201 in words is "twenty-two billion, two hundred seventeen million, twenty-two thousand, two hundred one".