42231022433 has 2 divisors, whose sum is σ = 42231022434. Its totient is φ = 42231022432.

The previous prime is 42231022409. The next prime is 42231022451. The reversal of 42231022433 is 33422013224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41124595264 + 1106427169 = 202792^2 + 33263^2 .

It is a cyclic number.

It is not a de Polignac number, because 42231022433 - 2³² = 37936055137 is a prime.

It is not a weakly prime, because it can be changed into another prime (42231022133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21115511216 + 21115511217.

It is an arithmetic number, because the mean of its divisors is an integer number (21115511217).

Almost surely, 2^42231022433 is an apocalyptic number.

It is an amenable number.

42231022433 is a deficient number, since it is larger than the sum of its proper divisors (1).

42231022433 is an equidigital number, since it uses as much as digits as its factorization.

42231022433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 42231022433 its reverse (33422013224), we get a palindrome (75653035657).

The spelling of 42231022433 in words is "forty-two billion, two hundred thirty-one million, twenty-two thousand, four hundred thirty-three".