1103212300213 has 4 divisors (see below), whose sum is σ = 1168107141420. Its totient is φ = 1038317459008.

The previous prime is 1103212300121. The next prime is 1103212300261. The reversal of 1103212300213 is 3120032123011.

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 964054950769 + 139157349444 = 981863^2 + 373038^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103212300213 - 2⁹ = 1103212299701 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 (1103212360213) 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, 32447420578 + ... + 32447420611.

It is an arithmetic number, because the mean of its divisors is an integer number (292026785355).

Almost surely, 2^{1103212300213} is an apocalyptic number.

It is an amenable number.

1103212300213 is a deficient number, since it is larger than the sum of its proper divisors (64894841207).

1103212300213 is an equidigital number, since it uses as much as digits as its factorization.

1103212300213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64894841206.

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

Adding to 1103212300213 its reverse (3120032123011), we get a palindrome (4223244423224).

The spelling of 1103212300213 in words is "one trillion, one hundred three billion, two hundred twelve million, three hundred thousand, two hundred thirteen".