111120102109873 has 2 divisors, whose sum is σ = 111120102109874. Its totient is φ = 111120102109872.

The previous prime is 111120102109847. The next prime is 111120102109949. The reversal of 111120102109873 is 378901201021111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106747269068449 + 4372833041424 = 10331857^2 + 2091132^2 .

It is a cyclic number.

It is not a de Polignac number, because 111120102109873 - 2²⁹ = 111119565238961 is a prime.

It is a super-2 number, since 2×111120102109873² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111120102109823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55560051054936 + 55560051054937.

It is an arithmetic number, because the mean of its divisors is an integer number (55560051054937).

Almost surely, 2^{111120102109873} is an apocalyptic number.

It is an amenable number.

111120102109873 is a deficient number, since it is larger than the sum of its proper divisors (1).

111120102109873 is an equidigital number, since it uses as much as digits as its factorization.

111120102109873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 37.

The spelling of 111120102109873 in words is "one hundred eleven trillion, one hundred twenty billion, one hundred two million, one hundred nine thousand, eight hundred seventy-three".