1112101009889 has 2 divisors, whose sum is σ = 1112101009890. Its totient is φ = 1112101009888.

The previous prime is 1112101009861. The next prime is 1112101009897. The reversal of 1112101009889 is 9889001012111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 966259510225 + 145841499664 = 982985^2 + 381892^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112101009889 - 2¹² = 1112101005793 is a prime.

It is a super-2 number, since 2×1112101009889² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1112101009289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556050504944 + 556050504945.

It is an arithmetic number, because the mean of its divisors is an integer number (556050504945).

Almost surely, 2^{1112101009889} is an apocalyptic number.

It is an amenable number.

1112101009889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112101009889 is an equidigital number, since it uses as much as digits as its factorization.

1112101009889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 41.

The spelling of 1112101009889 in words is "one trillion, one hundred twelve billion, one hundred one million, nine thousand, eight hundred eighty-nine".