20110120000039 has 2 divisors, whose sum is σ = 20110120000040. Its totient is φ = 20110120000038.

The previous prime is 20110119999989. The next prime is 20110120000129. The reversal of 20110120000039 is 93000002101102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20110120000039 - 2²⁷ = 20109985782311 is a prime.

It is a super-4 number, since 4×20110120000039⁴ (a number of 54 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20110119999980 and 20110120000025.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20110120000639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055060000019 + 10055060000020.

It is an arithmetic number, because the mean of its divisors is an integer number (10055060000020).

Almost surely, 2^{20110120000039} is an apocalyptic number.

20110120000039 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110120000039 is an equidigital number, since it uses as much as digits as its factorization.

20110120000039 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 20110120000039 in words is "twenty trillion, one hundred ten billion, one hundred twenty million, thirty-nine", and thus it is an aban number.