1210332123013 has 4 divisors (see below), whose sum is σ = 1303434594028. Its totient is φ = 1117229652000.

The previous prime is 1210332122999. The next prime is 1210332123017. The reversal of 1210332123013 is 3103212330121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 119963864164 + 1090368258849 = 346358^2 + 1044207^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210332123013 - 2⁵ = 1210332122981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210332123017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46551235488 + ... + 46551235513.

It is an arithmetic number, because the mean of its divisors is an integer number (325858648507).

Almost surely, 2^{1210332123013} is an apocalyptic number.

1210332123013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1210332123013 is a deficient number, since it is larger than the sum of its proper divisors (93102471015).

1210332123013 is an equidigital number, since it uses as much as digits as its factorization.

1210332123013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93102471014.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1210332123013 its reverse (3103212330121), we get a palindrome (4313544453134).

The spelling of 1210332123013 in words is "one trillion, two hundred ten billion, three hundred thirty-two million, one hundred twenty-three thousand, thirteen".