10020020011101 has 48 divisors (see below), whose sum is σ = 15459557836800. Its totient is φ = 6413625126720.

The previous prime is 10020020011061. The next prime is 10020020011147. The reversal of 10020020011101 is 10111002002001.

It is a happy number.

It is not a de Polignac number, because 10020020011101 - 2¹⁵ = 10020019978333 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020020011171) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1774905 + ... + 4815633.

It is an arithmetic number, because the mean of its divisors is an integer number (322074121600).

Almost surely, 2^{10020020011101} is an apocalyptic number.

It is an amenable number.

10020020011101 is a deficient number, since it is larger than the sum of its proper divisors (5439537825699).

10020020011101 is a wasteful number, since it uses less digits than its factorization.

10020020011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040927 (or 3040890 counting only the distinct ones).

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

Adding to 10020020011101 its reverse (10111002002001), we get a palindrome (20131022013102).

The spelling of 10020020011101 in words is "ten trillion, twenty billion, twenty million, eleven thousand, one hundred one".