120403104012 has 18 divisors (see below), whose sum is σ = 304352290788. Its totient is φ = 40134367992.

The previous prime is 120403104001. The next prime is 120403104023. The reversal of 120403104012 is 210401304021.

It is an interprime number because it is at equal distance from previous prime (120403104001) and next prime (120403104023).

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×120403104012² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1672265298 + ... + 1672265369.

Almost surely, 2^120403104012 is an apocalyptic number.

120403104012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120403104012 is an abundant number, since it is smaller than the sum of its proper divisors (183949186776).

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

120403104012 is a wasteful number, since it uses less digits than its factorization.

120403104012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3344530677 (or 3344530672 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 120403104012 its reverse (210401304021), we get a palindrome (330804408033).

Subtracting 120403104012 from its reverse (210401304021), we obtain a square (89998200009 = 299997²).

The spelling of 120403104012 in words is "one hundred twenty billion, four hundred three million, one hundred four thousand, twelve".