1210001332013 has 4 divisors (see below), whose sum is σ = 1210092549120. Its totient is φ = 1209910114908.

The previous prime is 1210001332009. The next prime is 1210001332021. The reversal of 1210001332013 is 3102331000121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1210001332013 - 2² = 1210001332009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1210001331982 and 1210001332000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210001332213) 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, 45588653 + ... + 45615186.

It is an arithmetic number, because the mean of its divisors is an integer number (302523137280).

Almost surely, 2^{1210001332013} is an apocalyptic number.

It is an amenable number.

1210001332013 is a deficient number, since it is larger than the sum of its proper divisors (91217107).

1210001332013 is an equidigital number, since it uses as much as digits as its factorization.

1210001332013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91217106.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1210001332013 its reverse (3102331000121), we get a palindrome (4312332332134).

The spelling of 1210001332013 in words is "one trillion, two hundred ten billion, one million, three hundred thirty-two thousand, thirteen".