120231331102 has 4 divisors (see below), whose sum is σ = 180346996656. Its totient is φ = 60115665550.

The previous prime is 120231331091. The next prime is 120231331141. The reversal of 120231331102 is 201133132021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201133132021 = 541 ⋅371780281.

It is a self number, because there is not a number n which added to its sum of digits gives 120231331102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30057832774 + ... + 30057832777.

It is an arithmetic number, because the mean of its divisors is an integer number (45086749164).

Almost surely, 2^120231331102 is an apocalyptic number.

120231331102 is a deficient number, since it is larger than the sum of its proper divisors (60115665554).

120231331102 is an equidigital number, since it uses as much as digits as its factorization.

120231331102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60115665553.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 120231331102 its reverse (201133132021), we get a palindrome (321364463123).

The spelling of 120231331102 in words is "one hundred twenty billion, two hundred thirty-one million, three hundred thirty-one thousand, one hundred two".