11111000022077 has 2 divisors, whose sum is σ = 11111000022078. Its totient is φ = 11111000022076.

The previous prime is 11111000021987. The next prime is 11111000022079. The reversal of 11111000022077 is 77022000011111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10730007397561 + 380992624516 = 3275669^2 + 617246^2 .

It is a cyclic number.

It is not a de Polignac number, because 11111000022077 - 2¹² = 11111000017981 is a prime.

Together with 11111000022079, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11111000022079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555500011038 + 5555500011039.

It is an arithmetic number, because the mean of its divisors is an integer number (5555500011039).

Almost surely, 2^{11111000022077} is an apocalyptic number.

It is an amenable number.

11111000022077 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111000022077 is an equidigital number, since it uses as much as digits as its factorization.

11111000022077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196, while the sum is 23.

Adding to 11111000022077 its reverse (77022000011111), we get a palindrome (88133000033188).

The spelling of 11111000022077 in words is "eleven trillion, one hundred eleven billion, twenty-two thousand, seventy-seven".