1112121199499 has 2 divisors, whose sum is σ = 1112121199500. Its totient is φ = 1112121199498.

The previous prime is 1112121199451. The next prime is 1112121199523. The reversal of 1112121199499 is 9949911212111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1112121199499 - 2¹² = 1112121195403 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112121193499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556060599749 + 556060599750.

It is an arithmetic number, because the mean of its divisors is an integer number (556060599750).

Almost surely, 2^{1112121199499} is an apocalyptic number.

1112121199499 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112121199499 is an equidigital number, since it uses as much as digits as its factorization.

1112121199499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 50.

The spelling of 1112121199499 in words is "one trillion, one hundred twelve billion, one hundred twenty-one million, one hundred ninety-nine thousand, four hundred ninety-nine".