1121200122213 has 12 divisors (see below), whose sum is σ = 1632263346688. Its totient is φ = 741581182440.

The previous prime is 1121200122199. The next prime is 1121200122227. The reversal of 1121200122213 is 3122210021211.

It is an interprime number because it is at equal distance from previous prime (1121200122199) and next prime (1121200122227).

It is not a de Polignac number, because 1121200122213 - 2²¹ = 1121198025061 is a prime.

It is a super-2 number, since 2×1121200122213² (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 (1121200122233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 490462603 + ... + 490464888.

Almost surely, 2^{1121200122213} is an apocalyptic number.

It is an amenable number.

1121200122213 is a deficient number, since it is larger than the sum of its proper divisors (511063224475).

1121200122213 is a wasteful number, since it uses less digits than its factorization.

1121200122213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980927624 (or 980927621 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1121200122213 its reverse (3122210021211), we get a palindrome (4243410143424).

The spelling of 1121200122213 in words is "one trillion, one hundred twenty-one billion, two hundred million, one hundred twenty-two thousand, two hundred thirteen".