123330302012 has 24 divisors (see below), whose sum is σ = 225931435296. Its totient is φ = 58795596288.

The previous prime is 123330301993. The next prime is 123330302083. The reversal of 123330302012 is 210203033321.

It is a super-2 number, since 2×123330302012² (a number of 23 digits) contains 22 as substring.

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, 2112653 + ... + 2170244.

It is an arithmetic number, because the mean of its divisors is an integer number (9413809804).

Almost surely, 2^123330302012 is an apocalyptic number.

It is an amenable number.

123330302012 is a deficient number, since it is larger than the sum of its proper divisors (102601133284).

123330302012 is a wasteful number, since it uses less digits than its factorization.

123330302012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4283237 (or 4283235 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 123330302012 its reverse (210203033321), we get a palindrome (333533335333).

The spelling of 123330302012 in words is "one hundred twenty-three billion, three hundred thirty million, three hundred two thousand, twelve".