1390222112029 has 2 divisors, whose sum is σ = 1390222112030. Its totient is φ = 1390222112028.

The previous prime is 1390222111997. The next prime is 1390222112039. The reversal of 1390222112029 is 9202112220931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 801334699929 + 588887412100 = 895173^2 + 767390^2 .

It is a cyclic number.

It is not a de Polignac number, because 1390222112029 - 2⁵ = 1390222111997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1390222111985 and 1390222112003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1390222112039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695111056014 + 695111056015.

It is an arithmetic number, because the mean of its divisors is an integer number (695111056015).

Almost surely, 2^{1390222112029} is an apocalyptic number.

It is an amenable number.

1390222112029 is a deficient number, since it is larger than the sum of its proper divisors (1).

1390222112029 is an equidigital number, since it uses as much as digits as its factorization.

1390222112029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 1390222112029 in words is "one trillion, three hundred ninety billion, two hundred twenty-two million, one hundred twelve thousand, twenty-nine".