10020111020101 has 64 divisors (see below), whose sum is σ = 12556369728000. Its totient is φ = 7785486720000.

The previous prime is 10020111020039. The next prime is 10020111020107. The reversal of 10020111020101 is 10102011102001.

It is a cyclic number.

It is not a de Polignac number, because 10020111020101 - 2¹¹ = 10020111018053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020111020107) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1012025251 + ... + 1012035151.

It is an arithmetic number, because the mean of its divisors is an integer number (196193277000).

Almost surely, 2^{10020111020101} is an apocalyptic number.

It is an amenable number.

10020111020101 is a deficient number, since it is larger than the sum of its proper divisors (2536258707899).

10020111020101 is a wasteful number, since it uses less digits than its factorization.

10020111020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10910.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10020111020101 its reverse (10102011102001), we get a palindrome (20122122122102).

The spelling of 10020111020101 in words is "ten trillion, twenty billion, one hundred eleven million, twenty thousand, one hundred one".