10120012020001 has 24 divisors (see below), whose sum is σ = 11552778990720. Its totient is φ = 8836334559936.

The previous prime is 10120012019969. The next prime is 10120012020031. The reversal of 10120012020001 is 10002021002101.

10120012020001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10120012020001 - 2⁵ = 10120012019969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10120012020001.

It is not an unprimeable number, because it can be changed into a prime (10120012020031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 316441 + ... + 4510006.

It is an arithmetic number, because the mean of its divisors is an integer number (481365791280).

Almost surely, 2^{10120012020001} is an apocalyptic number.

It is an amenable number.

10120012020001 is a deficient number, since it is larger than the sum of its proper divisors (1432766970719).

10120012020001 is a wasteful number, since it uses less digits than its factorization.

10120012020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4827145 (or 4827132 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10120012020001 its reverse (10002021002101), we get a palindrome (20122033022102).

The spelling of 10120012020001 in words is "ten trillion, one hundred twenty billion, twelve million, twenty thousand, one".