120010010002101 has 32 divisors (see below), whose sum is σ = 183929084640000. Its totient is φ = 77245429512384.

The previous prime is 120010010002097. The next prime is 120010010002109. The reversal of 120010010002101 is 101200010010021.

It is a happy number.

It is not a de Polignac number, because 120010010002101 - 2² = 120010010002097 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 (120010010002109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23092075 + ... + 27807623.

It is an arithmetic number, because the mean of its divisors is an integer number (5747783895000).

Almost surely, 2^{120010010002101} is an apocalyptic number.

It is an amenable number.

120010010002101 is a deficient number, since it is larger than the sum of its proper divisors (63919074637899).

120010010002101 is a wasteful number, since it uses less digits than its factorization.

120010010002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4748090 (or 4748084 counting only the distinct ones).

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

Adding to 120010010002101 its reverse (101200010010021), we get a palindrome (221210020012122).

The spelling of 120010010002101 in words is "one hundred twenty trillion, ten billion, ten million, two thousand, one hundred one".