1230340012 has 48 divisors (see below), whose sum is σ = 2456842752. Its totient is φ = 533646080.

The previous prime is 1230339983. The next prime is 1230340063. The reversal of 1230340012 is 2100430321.

It is a happy number.

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, 507828 + ... + 510244.

It is an arithmetic number, because the mean of its divisors is an integer number (51184224).

Almost surely, 2^1230340012 is an apocalyptic number.

It is an amenable number.

1230340012 is a deficient number, since it is larger than the sum of its proper divisors (1226502740).

1230340012 is a wasteful number, since it uses less digits than its factorization.

1230340012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2958 (or 2956 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1230340012 is about 35076.2029301919. The cubic root of 1230340012 is about 1071.5399876652.

Adding to 1230340012 its reverse (2100430321), we get a palindrome (3330770333).

The spelling of 1230340012 in words is "one billion, two hundred thirty million, three hundred forty thousand, twelve".