120002012312 has 32 divisors (see below), whose sum is σ = 276927722400. Its totient is φ = 47473323264.

The previous prime is 120002012293. The next prime is 120002012321. The reversal of 120002012312 is 213210200021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82418237 + ... + 82419692.

It is an arithmetic number, because the mean of its divisors is an integer number (8653991325).

Almost surely, 2^120002012312 is an apocalyptic number.

It is an amenable number.

120002012312 is an abundant number, since it is smaller than the sum of its proper divisors (156925710088).

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

120002012312 is a wasteful number, since it uses less digits than its factorization.

120002012312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164837955 (or 164837951 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 120002012312 its reverse (213210200021), we get a palindrome (333212212333).

The spelling of 120002012312 in words is "one hundred twenty billion, two million, twelve thousand, three hundred twelve".