1122123023261 has 2 divisors, whose sum is σ = 1122123023262. Its totient is φ = 1122123023260.

The previous prime is 1122123023207. The next prime is 1122123023303. The reversal of 1122123023261 is 1623203212211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1114639735225 + 7483288036 = 1055765^2 + 86506^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122123023261 - 2¹⁴ = 1122123006877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1122123023261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122123023761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561061511630 + 561061511631.

It is an arithmetic number, because the mean of its divisors is an integer number (561061511631).

Almost surely, 2^{1122123023261} is an apocalyptic number.

It is an amenable number.

1122123023261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122123023261 is an equidigital number, since it uses as much as digits as its factorization.

1122123023261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 1122123023261 its reverse (1623203212211), we get a palindrome (2745326235472).

The spelling of 1122123023261 in words is "one trillion, one hundred twenty-two billion, one hundred twenty-three million, twenty-three thousand, two hundred sixty-one".