120231331101 has 40 divisors (see below), whose sum is σ = 212340712320. Its totient is φ = 66334518432.

The previous prime is 120231331091. The next prime is 120231331141. The reversal of 120231331101 is 101133132021.

120231331101 is a `hidden beast` number, since 1 + 2 + 0 + 231 + 331 + 101 = 666.

It is not a de Polignac number, because 120231331101 - 2¹⁵ = 120231298333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120231331141) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3639561 + ... + 3672446.

It is an arithmetic number, because the mean of its divisors is an integer number (5308517808).

Almost surely, 2^120231331101 is an apocalyptic number.

It is an amenable number.

120231331101 is a deficient number, since it is larger than the sum of its proper divisors (92109381219).

120231331101 is an equidigital number, since it uses as much as digits as its factorization.

120231331101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7312055 (or 7312046 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 120231331101 its reverse (101133132021), we get a palindrome (221364463122).

The spelling of 120231331101 in words is "one hundred twenty billion, two hundred thirty-one million, three hundred thirty-one thousand, one hundred one".