120100121230012 has 144 divisors (see below), whose sum is σ = 267995790254080. Its totient is φ = 46088115765120.

The previous prime is 120100121230003. The next prime is 120100121230013. The reversal of 120100121230012 is 210032121001021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120100121230013) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2120795314 + ... + 2120851942.

Almost surely, 2^{120100121230012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120100121230012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133997895127040).

120100121230012 is an abundant number, since it is smaller than the sum of its proper divisors (147895669024068).

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

120100121230012 is a wasteful number, since it uses less digits than its factorization.

120100121230012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66072 (or 66059 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 120100121230012 its reverse (210032121001021), we get a palindrome (330132242231033).

The spelling of 120100121230012 in words is "one hundred twenty trillion, one hundred billion, one hundred twenty-one million, two hundred thirty thousand, twelve".