1230121300010 has 8 divisors (see below), whose sum is σ = 2214218340036. Its totient is φ = 492048520000.

The previous prime is 1230121299983. The next prime is 1230121300021. The reversal of 1230121300010 is 100031210321.

It can be written as a sum of positive squares in 2 ways, for example, as 1178759689849 + 51361610161 = 1085707^2 + 226631^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 61506064991 + ... + 61506065010.

Almost surely, 2^{1230121300010} is an apocalyptic number.

1230121300010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230121300010 is a deficient number, since it is larger than the sum of its proper divisors (984097040026).

1230121300010 is a wasteful number, since it uses less digits than its factorization.

1230121300010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123012130008.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1230121300010 its reverse (100031210321), we get a palindrome (1330152510331).

The spelling of 1230121300010 in words is "one trillion, two hundred thirty billion, one hundred twenty-one million, three hundred thousand, ten".