10020120010011 has 12 divisors (see below), whose sum is σ = 15235270190920. Its totient is φ = 6328496848320.

The previous prime is 10020120010003. The next prime is 10020120010013. The reversal of 10020120010011 is 11001002102001.

It is a happy number.

It is not a de Polignac number, because 10020120010011 - 2³ = 10020120010003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10020120009975 and 10020120010002.

It is not an unprimeable number, because it can be changed into a prime (10020120010013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29298596350 + ... + 29298596691.

Almost surely, 2^{10020120010011} is an apocalyptic number.

10020120010011 is a deficient number, since it is larger than the sum of its proper divisors (5215150180909).

10020120010011 is a wasteful number, since it uses less digits than its factorization.

10020120010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58597193066 (or 58597193063 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 10020120010011 its reverse (11001002102001), we get a palindrome (21021122112012).

The spelling of 10020120010011 in words is "ten trillion, twenty billion, one hundred twenty million, ten thousand, eleven".