202220222222001 has 4 divisors (see below), whose sum is σ = 269626962962672. Its totient is φ = 134813481481332.

The previous prime is 202220222221967. The next prime is 202220222222009. The reversal of 202220222222001 is 100222222022202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 202220222222001 - 2²² = 202220218027697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202220222222009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33703370370331 + ... + 33703370370336.

It is an arithmetic number, because the mean of its divisors is an integer number (67406740740668).

Almost surely, 2^{202220222222001} is an apocalyptic number.

It is an amenable number.

202220222222001 is a deficient number, since it is larger than the sum of its proper divisors (67406740740671).

202220222222001 is an equidigital number, since it uses as much as digits as its factorization.

202220222222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67406740740670.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 202220222222001 its reverse (100222222022202), we get a palindrome (302442444244203).

The spelling of 202220222222001 in words is "two hundred two trillion, two hundred twenty billion, two hundred twenty-two million, two hundred twenty-two thousand, one".