142022432191 has 2 divisors, whose sum is σ = 142022432192. Its totient is φ = 142022432190.

The previous prime is 142022432177. The next prime is 142022432239. The reversal of 142022432191 is 191234220241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142022432191 - 2⁷ = 142022432063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142022432161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71011216095 + 71011216096.

It is an arithmetic number, because the mean of its divisors is an integer number (71011216096).

Almost surely, 2^142022432191 is an apocalyptic number.

142022432191 is a deficient number, since it is larger than the sum of its proper divisors (1).

142022432191 is an equidigital number, since it uses as much as digits as its factorization.

142022432191 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 31.

The spelling of 142022432191 in words is "one hundred forty-two billion, twenty-two million, four hundred thirty-two thousand, one hundred ninety-one".