120031223131102 has 4 divisors (see below), whose sum is σ = 180046834696656. Its totient is φ = 60015611565550.

The previous prime is 120031223131091. The next prime is 120031223131109. The reversal of 120031223131102 is 201131322130021.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120031223131109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30007805782774 + ... + 30007805782777.

It is an arithmetic number, because the mean of its divisors is an integer number (45011708674164).

Almost surely, 2^{120031223131102} is an apocalyptic number.

120031223131102 is a deficient number, since it is larger than the sum of its proper divisors (60015611565554).

120031223131102 is an equidigital number, since it uses as much as digits as its factorization.

120031223131102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60015611565553.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 120031223131102 its reverse (201131322130021), we get a palindrome (321162545261123).

The spelling of 120031223131102 in words is "one hundred twenty trillion, thirty-one billion, two hundred twenty-three million, one hundred thirty-one thousand, one hundred two".