22011000020231 has 2 divisors, whose sum is σ = 22011000020232. Its totient is φ = 22011000020230.

The previous prime is 22011000020153. The next prime is 22011000020267. The reversal of 22011000020231 is 13202000011022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22011000020231 - 2³⁰ = 22009926278407 is a prime.

It is a super-2 number, since 2×22011000020231² (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 (22011000020431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005500010115 + 11005500010116.

It is an arithmetic number, because the mean of its divisors is an integer number (11005500010116).

Almost surely, 2^{22011000020231} is an apocalyptic number.

22011000020231 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011000020231 is an equidigital number, since it uses as much as digits as its factorization.

22011000020231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 22011000020231 its reverse (13202000011022), we get a palindrome (35213000031253).

The spelling of 22011000020231 in words is "twenty-two trillion, eleven billion, twenty thousand, two hundred thirty-one".