202221000110001 has 24 divisors (see below), whose sum is σ = 284651350171776. Its totient is φ = 127675764066400.

The previous prime is 202221000109991. The next prime is 202221000110027. The reversal of 202221000110001 is 100011000122202.

It is not a de Polignac number, because 202221000110001 - 2⁵ = 202221000109969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202221000110401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 630648825 + ... + 630969398.

It is an arithmetic number, because the mean of its divisors is an integer number (11860472923824).

Almost surely, 2^{202221000110001} is an apocalyptic number.

It is an amenable number.

202221000110001 is a deficient number, since it is larger than the sum of its proper divisors (82430350061775).

202221000110001 is a wasteful number, since it uses less digits than its factorization.

202221000110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1261618373 (or 1261618350 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 202221000110001 its reverse (100011000122202), we get a palindrome (302232000232203).

The spelling of 202221000110001 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred ten thousand, one".