1230012321130 has 32 divisors (see below), whose sum is σ = 2303606984400. Its totient is φ = 472293330432.

The previous prime is 1230012321119. The next prime is 1230012321169. The reversal of 1230012321130 is 311232100321.

It can be written as a sum of positive squares in 8 ways, for example, as 1072038664449 + 157973656681 = 1035393^2 + 397459^2 .

It is a super-2 number, since 2×1230012321130² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1230012321098 and 1230012321107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12208275 + ... + 12308614.

Almost surely, 2^{1230012321130} is an apocalyptic number.

1230012321130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230012321130 is a deficient number, since it is larger than the sum of its proper divisors (1073594663270).

1230012321130 is a wasteful number, since it uses less digits than its factorization.

1230012321130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24517098.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1230012321130 its reverse (311232100321), we get a palindrome (1541244421451).

The spelling of 1230012321130 in words is "one trillion, two hundred thirty billion, twelve million, three hundred twenty-one thousand, one hundred thirty".