123120033010 has 32 divisors (see below), whose sum is σ = 239550741360. Its totient is φ = 45290696448.

The previous prime is 123120032989. The next prime is 123120033061. The reversal of 123120033010 is 10330021321.

It can be written as a sum of positive squares in 8 ways, for example, as 15800238601 + 107319794409 = 125699^2 + 327597^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1725397 + ... + 1795336.

Almost surely, 2^123120033010 is an apocalyptic number.

123120033010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123120033010 is a deficient number, since it is larger than the sum of its proper divisors (116430708350).

123120033010 is a wasteful number, since it uses less digits than its factorization.

123120033010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3521022.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 123120033010 its reverse (10330021321), we get a palindrome (133450054331).

The spelling of 123120033010 in words is "one hundred twenty-three billion, one hundred twenty million, thirty-three thousand, ten".