231082299433 has 2 divisors, whose sum is σ = 231082299434. Its totient is φ = 231082299432.

The previous prime is 231082299347. The next prime is 231082299439. The reversal of 231082299433 is 334992280132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 152434023184 + 78648276249 = 390428^2 + 280443^2 .

It is a cyclic number.

It is not a de Polignac number, because 231082299433 - 2²⁹ = 230545428521 is a prime.

It is a super-2 number, since 2×231082299433² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (231082299439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115541149716 + 115541149717.

It is an arithmetic number, because the mean of its divisors is an integer number (115541149717).

Almost surely, 2^231082299433 is an apocalyptic number.

It is an amenable number.

231082299433 is a deficient number, since it is larger than the sum of its proper divisors (1).

231082299433 is an equidigital number, since it uses as much as digits as its factorization.

231082299433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 231082299433 in words is "two hundred thirty-one billion, eighty-two million, two hundred ninety-nine thousand, four hundred thirty-three".