220000211202201 has 4 divisors (see below), whose sum is σ = 293333614936272. Its totient is φ = 146666807468132.

The previous prime is 220000211202143. The next prime is 220000211202229. The reversal of 220000211202201 is 102202112000022.

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 a cyclic number.

It is not a de Polignac number, because 220000211202201 - 2²¹ = 220000209105049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220000211202601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36666701867031 + ... + 36666701867036.

It is an arithmetic number, because the mean of its divisors is an integer number (73333403734068).

Almost surely, 2^{220000211202201} is an apocalyptic number.

It is an amenable number.

220000211202201 is a deficient number, since it is larger than the sum of its proper divisors (73333403734071).

220000211202201 is an equidigital number, since it uses as much as digits as its factorization.

220000211202201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73333403734070.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 220000211202201 its reverse (102202112000022), we get a palindrome (322202323202223).

The spelling of 220000211202201 in words is "two hundred twenty trillion, two hundred eleven million, two hundred two thousand, two hundred one".