1123220303077 has 2 divisors, whose sum is σ = 1123220303078. Its totient is φ = 1123220303076.

The previous prime is 1123220303053. The next prime is 1123220303137. The reversal of 1123220303077 is 7703030223211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1042749364801 + 80470938276 = 1021151^2 + 283674^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123220303077 - 2³¹ = 1121072819429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123220303017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561610151538 + 561610151539.

It is an arithmetic number, because the mean of its divisors is an integer number (561610151539).

Almost surely, 2^{1123220303077} is an apocalyptic number.

It is an amenable number.

1123220303077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123220303077 is an equidigital number, since it uses as much as digits as its factorization.

1123220303077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 31.

Adding to 1123220303077 its reverse (7703030223211), we get a palindrome (8826250526288).

The spelling of 1123220303077 in words is "one trillion, one hundred twenty-three billion, two hundred twenty million, three hundred three thousand, seventy-seven".