120011200101 has 32 divisors (see below), whose sum is σ = 191492058240. Its totient is φ = 73844870400.

The previous prime is 120011200087. The next prime is 120011200109. The reversal of 120011200101 is 101002110021.

It is a happy number.

It is not a de Polignac number, because 120011200101 - 2²⁶ = 119944091237 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 (120011200109) 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, 5215261 + ... + 5238221.

It is an arithmetic number, because the mean of its divisors is an integer number (5984126820).

Almost surely, 2^120011200101 is an apocalyptic number.

It is an amenable number.

120011200101 is a deficient number, since it is larger than the sum of its proper divisors (71480858139).

120011200101 is a wasteful number, since it uses less digits than its factorization.

120011200101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37874 (or 37868 counting only the distinct ones).

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

Adding to 120011200101 its reverse (101002110021), we get a palindrome (221013310122).

The spelling of 120011200101 in words is "one hundred twenty billion, eleven million, two hundred thousand, one hundred one".