1121023302101 has 2 divisors, whose sum is σ = 1121023302102. Its totient is φ = 1121023302100.

The previous prime is 1121023302083. The next prime is 1121023302197. The reversal of 1121023302101 is 1012033201211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 955752595876 + 165270706225 = 977626^2 + 406535^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121023302101 is a prime.

It is a super-2 number, since 2×1121023302101² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1121023302101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121023302001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560511651050 + 560511651051.

It is an arithmetic number, because the mean of its divisors is an integer number (560511651051).

Almost surely, 2^{1121023302101} is an apocalyptic number.

It is an amenable number.

1121023302101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121023302101 is an equidigital number, since it uses as much as digits as its factorization.

1121023302101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1121023302101 its reverse (1012033201211), we get a palindrome (2133056503312).

The spelling of 1121023302101 in words is "one trillion, one hundred twenty-one billion, twenty-three million, three hundred two thousand, one hundred one".