1110001321213 has 2 divisors, whose sum is σ = 1110001321214. Its totient is φ = 1110001321212.

The previous prime is 1110001321201. The next prime is 1110001321217. The reversal of 1110001321213 is 3121231000111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1068953345604 + 41047975609 = 1033902^2 + 202603^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110001321213 - 2²⁹ = 1109464450301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110001321217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555000660606 + 555000660607.

It is an arithmetic number, because the mean of its divisors is an integer number (555000660607).

Almost surely, 2^{1110001321213} is an apocalyptic number.

It is an amenable number.

1110001321213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110001321213 is an equidigital number, since it uses as much as digits as its factorization.

1110001321213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1110001321213 its reverse (3121231000111), we get a palindrome (4231232321324).

The spelling of 1110001321213 in words is "one trillion, one hundred ten billion, one million, three hundred twenty-one thousand, two hundred thirteen".