1210411123213 has 4 divisors (see below), whose sum is σ = 1233249068988. Its totient is φ = 1187573177440.

The previous prime is 1210411123199. The next prime is 1210411123231. The reversal of 1210411123213 is 3123211140121.

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 1051992794889 + 158418328324 = 1025667^2 + 398018^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210411123213 - 2³⁷ = 1072972169741 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 (1210411823213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11418972808 + ... + 11418972913.

It is an arithmetic number, because the mean of its divisors is an integer number (308312267247).

Almost surely, 2^{1210411123213} is an apocalyptic number.

It is an amenable number.

1210411123213 is a deficient number, since it is larger than the sum of its proper divisors (22837945775).

1210411123213 is an equidigital number, since it uses as much as digits as its factorization.

1210411123213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22837945774.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 1210411123213 its reverse (3123211140121), we get a palindrome (4333622263334).

The spelling of 1210411123213 in words is "one trillion, two hundred ten billion, four hundred eleven million, one hundred twenty-three thousand, two hundred thirteen".