1121202110311 has 2 divisors, whose sum is σ = 1121202110312. Its totient is φ = 1121202110310.

The previous prime is 1121202110263. The next prime is 1121202110339. The reversal of 1121202110311 is 1130112021211.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1130112021211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1121202110311 - 2⁷ = 1121202110183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121202110351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560601055155 + 560601055156.

It is an arithmetic number, because the mean of its divisors is an integer number (560601055156).

Almost surely, 2^{1121202110311} is an apocalyptic number.

1121202110311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121202110311 is an equidigital number, since it uses as much as digits as its factorization.

1121202110311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1121202110311 its reverse (1130112021211), we get a palindrome (2251314131522).

The spelling of 1121202110311 in words is "one trillion, one hundred twenty-one billion, two hundred two million, one hundred ten thousand, three hundred eleven".