202221222212001 has 16 divisors (see below), whose sum is σ = 274958949375360. Its totient is φ = 132153327646080.

The previous prime is 202221222211997. The next prime is 202221222212039. The reversal of 202221222212001 is 100212222122202.

It is not a de Polignac number, because 202221222212001 - 2² = 202221222211997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202221222252001) 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, 563076285 + ... + 563435306.

It is an arithmetic number, because the mean of its divisors is an integer number (17184934335960).

Almost surely, 2^{202221222212001} is an apocalyptic number.

It is an amenable number.

202221222212001 is a deficient number, since it is larger than the sum of its proper divisors (72737727163359).

202221222212001 is a wasteful number, since it uses less digits than its factorization.

202221222212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126512776.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 202221222212001 its reverse (100212222122202), we get a palindrome (302433444334203).

It can be divided in two parts, 202221 and 222212001, that added together give a palindrome (222414222).

The spelling of 202221222212001 in words is "two hundred two trillion, two hundred twenty-one billion, two hundred twenty-two million, two hundred twelve thousand, one".