120012310100 has 36 divisors (see below), whose sum is σ = 260442184800. Its totient is φ = 48002072160.

The previous prime is 120012310091. The next prime is 120012310111. The reversal of 120012310100 is 1013210021.

It is a super-3 number, since 3×120012310100³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2701871 + ... + 2745929.

Almost surely, 2^120012310100 is an apocalyptic number.

120012310100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120012310100 is an abundant number, since it is smaller than the sum of its proper divisors (140429874700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120012310100 is a wasteful number, since it uses less digits than its factorization.

120012310100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71312 (or 71305 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 120012310100 its reverse (1013210021), we get a palindrome (121025520121).

The spelling of 120012310100 in words is "one hundred twenty billion, twelve million, three hundred ten thousand, one hundred".