120102112012112 has 20 divisors (see below), whose sum is σ = 232714911164820. Its totient is φ = 60046651066368.

The previous prime is 120102112012097. The next prime is 120102112012117. The reversal of 120102112012112 is 211210211201021.

It can be written as a sum of positive squares in 2 ways, for example, as 51038964952336 + 69063147059776 = 7144156^2 + 8310424^2 .

It is a super-2 number, since 2×120102112012112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120102112012117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275083787 + ... + 275520042.

It is an arithmetic number, because the mean of its divisors is an integer number (11635745558241).

Almost surely, 2^{120102112012112} is an apocalyptic number.

It is an amenable number.

120102112012112 is a deficient number, since it is larger than the sum of its proper divisors (112612799152708).

120102112012112 is a wasteful number, since it uses less digits than its factorization.

120102112012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550617470 (or 550617464 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 120102112012112 its reverse (211210211201021), we get a palindrome (331312323213133).

The spelling of 120102112012112 in words is "one hundred twenty trillion, one hundred two billion, one hundred twelve million, twelve thousand, one hundred twelve".