202221001211001 has 8 divisors (see below), whose sum is σ = 269718816042720. Its totient is φ = 134768593593312.

The previous prime is 202221001210999. The next prime is 202221001211027. The reversal of 202221001211001 is 100112100122202.

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

It is not a de Polignac number, because 202221001211001 - 2¹ = 202221001210999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202221001211041) 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, 11351793115 + ... + 11351810928.

It is an arithmetic number, because the mean of its divisors is an integer number (33714852005340).

Almost surely, 2^{202221001211001} is an apocalyptic number.

It is an amenable number.

202221001211001 is a deficient number, since it is larger than the sum of its proper divisors (67497814831719).

202221001211001 is a wasteful number, since it uses less digits than its factorization.

202221001211001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22703607015.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 202221001211001 its reverse (100112100122202), we get a palindrome (302333101333203).

The spelling of 202221001211001 in words is "two hundred two trillion, two hundred twenty-one billion, one million, two hundred eleven thousand, one".