10021120000101 has 48 divisors (see below), whose sum is σ = 16690927069440. Its totient is φ = 5675090480640.

The previous prime is 10021120000081. The next prime is 10021120000109. The reversal of 10021120000101 is 10100002112001.

It is a happy number.

It is not a de Polignac number, because 10021120000101 - 2²³ = 10021111611493 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 (10021120000109) 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, 73905795 + ... + 74041263.

It is an arithmetic number, because the mean of its divisors is an integer number (347727647280).

Almost surely, 2^{10021120000101} is an apocalyptic number.

It is an amenable number.

10021120000101 is a deficient number, since it is larger than the sum of its proper divisors (6669807069339).

10021120000101 is a wasteful number, since it uses less digits than its factorization.

10021120000101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145986 (or 145983 counting only the distinct ones).

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

Adding to 10021120000101 its reverse (10100002112001), we get a palindrome (20121122112102).

The spelling of 10021120000101 in words is "ten trillion, twenty-one billion, one hundred twenty million, one hundred one", and thus it is an aban number.