111323020112077 has 2 divisors, whose sum is σ = 111323020112078. Its totient is φ = 111323020112076.

The previous prime is 111323020112023. The next prime is 111323020112119. The reversal of 111323020112077 is 770211020323111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104176439102596 + 7146581009481 = 10206686^2 + 2673309^2 .

It is a cyclic number.

It is not a de Polignac number, because 111323020112077 - 2⁷ = 111323020111949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111323020112977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55661510056038 + 55661510056039.

It is an arithmetic number, because the mean of its divisors is an integer number (55661510056039).

Almost surely, 2^{111323020112077} is an apocalyptic number.

It is an amenable number.

111323020112077 is a deficient number, since it is larger than the sum of its proper divisors (1).

111323020112077 is an equidigital number, since it uses as much as digits as its factorization.

111323020112077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 31.

Adding to 111323020112077 its reverse (770211020323111), we get a palindrome (881534040435188).

The spelling of 111323020112077 in words is "one hundred eleven trillion, three hundred twenty-three billion, twenty million, one hundred twelve thousand, seventy-seven".