101222002139 has 2 divisors, whose sum is σ = 101222002140. Its totient is φ = 101222002138.

The previous prime is 101222002129. The next prime is 101222002207. The reversal of 101222002139 is 931200222101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101222002139 is a prime.

It is not a weakly prime, because it can be changed into another prime (101222002129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50611001069 + 50611001070.

It is an arithmetic number, because the mean of its divisors is an integer number (50611001070).

Almost surely, 2^101222002139 is an apocalyptic number.

101222002139 is a deficient number, since it is larger than the sum of its proper divisors (1).

101222002139 is an equidigital number, since it uses as much as digits as its factorization.

101222002139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 101222002139 in words is "one hundred one billion, two hundred twenty-two million, two thousand, one hundred thirty-nine".