12120310034 has 48 divisors (see below), whose sum is σ = 21511526400. Its totient is φ = 5105894976.

The previous prime is 12120310031. The next prime is 12120310043. The reversal of 12120310034 is 43001302121.

It is a super-3 number, since 3×12120310034³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12120309994 and 12120310021.

It is not an unprimeable number, because it can be changed into a prime (12120310031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1800527 + ... + 1807245.

It is an arithmetic number, because the mean of its divisors is an integer number (448156800).

Almost surely, 2^12120310034 is an apocalyptic number.

12120310034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12120310034 is a deficient number, since it is larger than the sum of its proper divisors (9391216366).

12120310034 is a wasteful number, since it uses less digits than its factorization.

12120310034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7047 (or 7040 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12120310034 its reverse (43001302121), we get a palindrome (55121612155).

The spelling of 12120310034 in words is "twelve billion, one hundred twenty million, three hundred ten thousand, thirty-four".