12001121312230 has 16 divisors (see below), whose sum is σ = 21603749656320. Its totient is φ = 4800063792832.

The previous prime is 12001121312207. The next prime is 12001121312261. The reversal of 12001121312230 is 3221312110021.

It is a super-2 number, since 2×12001121312230² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12001121312198 and 12001121312207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47960479 + ... + 48210058.

It is an arithmetic number, because the mean of its divisors is an integer number (1350234353520).

Almost surely, 2^{12001121312230} is an apocalyptic number.

12001121312230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12001121312230 is a deficient number, since it is larger than the sum of its proper divisors (9602628344090).

12001121312230 is a wasteful number, since it uses less digits than its factorization.

12001121312230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96183023.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12001121312230 its reverse (3221312110021), we get a palindrome (15222433422251).

The spelling of 12001121312230 in words is "twelve trillion, one billion, one hundred twenty-one million, three hundred twelve thousand, two hundred thirty".