102142311400439 has 2 divisors, whose sum is σ = 102142311400440. Its totient is φ = 102142311400438.

The previous prime is 102142311400429. The next prime is 102142311400483. The reversal of 102142311400439 is 934004113241201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102142311400439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102142311400399 and 102142311400408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102142311400429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51071155700219 + 51071155700220.

It is an arithmetic number, because the mean of its divisors is an integer number (51071155700220).

Almost surely, 2^{102142311400439} is an apocalyptic number.

102142311400439 is a deficient number, since it is larger than the sum of its proper divisors (1).

102142311400439 is an equidigital number, since it uses as much as digits as its factorization.

102142311400439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 102142311400439 in words is "one hundred two trillion, one hundred forty-two billion, three hundred eleven million, four hundred thousand, four hundred thirty-nine".