2042022243997 has 2 divisors, whose sum is σ = 2042022243998. Its totient is φ = 2042022243996.

The previous prime is 2042022243983. The next prime is 2042022244051. The reversal of 2042022243997 is 7993422202402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2039966619076 + 2055624921 = 1428274^2 + 45339^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2042022243997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2042022243977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021011121998 + 1021011121999.

It is an arithmetic number, because the mean of its divisors is an integer number (1021011121999).

Almost surely, 2^{2042022243997} is an apocalyptic number.

It is an amenable number.

2042022243997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042022243997 is an equidigital number, since it uses as much as digits as its factorization.

2042022243997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 2042022243997 in words is "two trillion, forty-two billion, twenty-two million, two hundred forty-three thousand, nine hundred ninety-seven".