22000535231 has 2 divisors, whose sum is σ = 22000535232. Its totient is φ = 22000535230.

The previous prime is 22000535209. The next prime is 22000535273. The reversal of 22000535231 is 13253500022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22000535231 - 2¹⁴ = 22000518847 is a prime.

It is a super-2 number, since 2×22000535231² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22000535197 and 22000535206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22000535131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000267615 + 11000267616.

It is an arithmetic number, because the mean of its divisors is an integer number (11000267616).

Almost surely, 2^22000535231 is an apocalyptic number.

22000535231 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000535231 is an equidigital number, since it uses as much as digits as its factorization.

22000535231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 23.

The spelling of 22000535231 in words is "twenty-two billion, five hundred thirty-five thousand, two hundred thirty-one".