1102102001939 has 2 divisors, whose sum is σ = 1102102001940. Its totient is φ = 1102102001938.

The previous prime is 1102102001933. The next prime is 1102102001947. The reversal of 1102102001939 is 9391002012011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1102102001939 - 2⁸ = 1102102001683 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1102102001933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551051000969 + 551051000970.

It is an arithmetic number, because the mean of its divisors is an integer number (551051000970).

Almost surely, 2^{1102102001939} is an apocalyptic number.

1102102001939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102102001939 is an equidigital number, since it uses as much as digits as its factorization.

1102102001939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 29.

The spelling of 1102102001939 in words is "one trillion, one hundred two billion, one hundred two million, one thousand, nine hundred thirty-nine".