1442240022631 has 2 divisors, whose sum is σ = 1442240022632. Its totient is φ = 1442240022630.

The previous prime is 1442240022623. The next prime is 1442240022659. The reversal of 1442240022631 is 1362200422441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1442240022631 - 2³ = 1442240022623 is a prime.

It is a super-2 number, since 2×1442240022631² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1442240022593 and 1442240022602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1442240020631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 721120011315 + 721120011316.

It is an arithmetic number, because the mean of its divisors is an integer number (721120011316).

Almost surely, 2^{1442240022631} is an apocalyptic number.

1442240022631 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442240022631 is an equidigital number, since it uses as much as digits as its factorization.

1442240022631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 31.

The spelling of 1442240022631 in words is "one trillion, four hundred forty-two billion, two hundred forty million, twenty-two thousand, six hundred thirty-one".