100021100000039 has 2 divisors, whose sum is σ = 100021100000040. Its totient is φ = 100021100000038.

The previous prime is 100021100000023. The next prime is 100021100000051. The reversal of 100021100000039 is 930000001120001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100021100000039 - 2⁴ = 100021100000023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100021099999972 and 100021100000026.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100021100000839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010550000019 + 50010550000020.

It is an arithmetic number, because the mean of its divisors is an integer number (50010550000020).

Almost surely, 2^{100021100000039} is an apocalyptic number.

100021100000039 is a deficient number, since it is larger than the sum of its proper divisors (1).

100021100000039 is an equidigital number, since it uses as much as digits as its factorization.

100021100000039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

The spelling of 100021100000039 in words is "one hundred trillion, twenty-one billion, one hundred million, thirty-nine", and thus it is an aban number.