1122111101977 has 2 divisors, whose sum is σ = 1122111101978. Its totient is φ = 1122111101976.

The previous prime is 1122111101941. The next prime is 1122111102029. The reversal of 1122111101977 is 7791011112211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1050663950361 + 71447151616 = 1025019^2 + 267296^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122111101977 - 2¹¹ = 1122111099929 is a prime.

It is a super-3 number, since 3×1122111101977³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1122111101927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561055550988 + 561055550989.

It is an arithmetic number, because the mean of its divisors is an integer number (561055550989).

Almost surely, 2^{1122111101977} is an apocalyptic number.

It is an amenable number.

1122111101977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122111101977 is an equidigital number, since it uses as much as digits as its factorization.

1122111101977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 34.

The spelling of 1122111101977 in words is "one trillion, one hundred twenty-two billion, one hundred eleven million, one hundred one thousand, nine hundred seventy-seven".