2201000020231 has 2 divisors, whose sum is σ = 2201000020232. Its totient is φ = 2201000020230.

The previous prime is 2201000020169. The next prime is 2201000020237. The reversal of 2201000020231 is 1320200001022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2201000020231 - 2⁷ = 2201000020103 is a prime.

It is a super-2 number, since 2×2201000020231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2201000020237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100500010115 + 1100500010116.

It is an arithmetic number, because the mean of its divisors is an integer number (1100500010116).

Almost surely, 2^{2201000020231} is an apocalyptic number.

2201000020231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201000020231 is an equidigital number, since it uses as much as digits as its factorization.

2201000020231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 2201000020231 its reverse (1320200001022), we get a palindrome (3521200021253).

The spelling of 2201000020231 in words is "two trillion, two hundred one billion, twenty thousand, two hundred thirty-one".