1210023310213 has 4 divisors (see below), whose sum is σ = 1210447733728. Its totient is φ = 1209598886700.

The previous prime is 1210023310189. The next prime is 1210023310229. The reversal of 1210023310213 is 3120133200121.

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 a de Polignac number, because none of the positive numbers 2^k-1210023310213 is a prime.

It is a super-2 number, since 2×1210023310213² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210023310513) by changing a digit.

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, 212207481 + ... + 212213182.

It is an arithmetic number, because the mean of its divisors is an integer number (302611933432).

Almost surely, 2^{1210023310213} is an apocalyptic number.

It is an amenable number.

1210023310213 is a deficient number, since it is larger than the sum of its proper divisors (424423515).

1210023310213 is an equidigital number, since it uses as much as digits as its factorization.

1210023310213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424423514.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1210023310213 its reverse (3120133200121), we get a palindrome (4330156510334).

The spelling of 1210023310213 in words is "one trillion, two hundred ten billion, twenty-three million, three hundred ten thousand, two hundred thirteen".