111101133389 has 2 divisors, whose sum is σ = 111101133390. Its totient is φ = 111101133388.

The previous prime is 111101133329. The next prime is 111101133391. The reversal of 111101133389 is 983331101111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98665092100 + 12436041289 = 314110^2 + 111517^2 .

It is a cyclic number.

It is not a de Polignac number, because 111101133389 - 2⁸ = 111101133133 is a prime.

Together with 111101133391, 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 (111101133329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550566694 + 55550566695.

It is an arithmetic number, because the mean of its divisors is an integer number (55550566695).

Almost surely, 2^111101133389 is an apocalyptic number.

It is an amenable number.

111101133389 is a deficient number, since it is larger than the sum of its proper divisors (1).

111101133389 is an equidigital number, since it uses as much as digits as its factorization.

111101133389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 32.

The spelling of 111101133389 in words is "one hundred eleven billion, one hundred one million, one hundred thirty-three thousand, three hundred eighty-nine".