1121022110231 has 2 divisors, whose sum is σ = 1121022110232. Its totient is φ = 1121022110230.

The previous prime is 1121022110209. The next prime is 1121022110251. The reversal of 1121022110231 is 1320112201211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121022110231 - 2¹⁸ = 1121021848087 is a prime.

It is a super-3 number, since 3×1121022110231³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121022110251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560511055115 + 560511055116.

It is an arithmetic number, because the mean of its divisors is an integer number (560511055116).

Almost surely, 2^{1121022110231} is an apocalyptic number.

1121022110231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121022110231 is an equidigital number, since it uses as much as digits as its factorization.

1121022110231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1121022110231 its reverse (1320112201211), we get a palindrome (2441134311442).

The spelling of 1121022110231 in words is "one trillion, one hundred twenty-one billion, twenty-two million, one hundred ten thousand, two hundred thirty-one".