120012000121101 has 32 divisors (see below), whose sum is σ = 174704663347200. Its totient is φ = 72675497522880.

The previous prime is 120012000121021. The next prime is 120012000121109. The reversal of 120012000121101 is 101121000210021.

It is not a de Polignac number, because 120012000121101 - 2¹⁸ = 120011999858957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120012000121109) 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, 301741795 + ... + 302139263.

It is an arithmetic number, because the mean of its divisors is an integer number (5459520729600).

Almost surely, 2^{120012000121101} is an apocalyptic number.

120012000121101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120012000121101 is a deficient number, since it is larger than the sum of its proper divisors (54692663226099).

120012000121101 is a wasteful number, since it uses less digits than its factorization.

120012000121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404889.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120012000121101 its reverse (101121000210021), we get a palindrome (221133000331122).

The spelling of 120012000121101 in words is "one hundred twenty trillion, twelve billion, one hundred twenty-one thousand, one hundred one".