220202201102231 has 2 divisors, whose sum is σ = 220202201102232. Its totient is φ = 220202201102230.

The previous prime is 220202201102137. The next prime is 220202201102263. The reversal of 220202201102231 is 132201102202022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220202201102231 - 2¹⁸ = 220202200840087 is a prime.

It is a super-2 number, since 2×220202201102231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220202201102131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110101100551115 + 110101100551116.

It is an arithmetic number, because the mean of its divisors is an integer number (110101100551116).

Almost surely, 2^{220202201102231} is an apocalyptic number.

220202201102231 is a deficient number, since it is larger than the sum of its proper divisors (1).

220202201102231 is an equidigital number, since it uses as much as digits as its factorization.

220202201102231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 220202201102231 its reverse (132201102202022), we get a palindrome (352403303304253).

The spelling of 220202201102231 in words is "two hundred twenty trillion, two hundred two billion, two hundred one million, one hundred two thousand, two hundred thirty-one".