210100120039 has 2 divisors, whose sum is σ = 210100120040. Its totient is φ = 210100120038.

The previous prime is 210100119959. The next prime is 210100120079. The reversal of 210100120039 is 930021001012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210100120039 - 2¹⁹ = 210099595751 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210100119998 and 210100120025.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210100120079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050060019 + 105050060020.

It is an arithmetic number, because the mean of its divisors is an integer number (105050060020).

Almost surely, 2^210100120039 is an apocalyptic number.

210100120039 is a deficient number, since it is larger than the sum of its proper divisors (1).

210100120039 is an equidigital number, since it uses as much as digits as its factorization.

210100120039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

The spelling of 210100120039 in words is "two hundred ten billion, one hundred million, one hundred twenty thousand, thirty-nine".