20202222130231 has 2 divisors, whose sum is σ = 20202222130232. Its totient is φ = 20202222130230.

The previous prime is 20202222130171. The next prime is 20202222130241. The reversal of 20202222130231 is 13203122220202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20202222130231 - 2⁴¹ = 18003198874679 is a prime.

It is a super-2 number, since 2×20202222130231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20202222130241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101111065115 + 10101111065116.

It is an arithmetic number, because the mean of its divisors is an integer number (10101111065116).

Almost surely, 2^{20202222130231} is an apocalyptic number.

20202222130231 is a deficient number, since it is larger than the sum of its proper divisors (1).

20202222130231 is an equidigital number, since it uses as much as digits as its factorization.

20202222130231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20202222130231 its reverse (13203122220202), we get a palindrome (33405344350433).

The spelling of 20202222130231 in words is "twenty trillion, two hundred two billion, two hundred twenty-two million, one hundred thirty thousand, two hundred thirty-one".