1111010109998 has 4 divisors (see below), whose sum is σ = 1666515165000. Its totient is φ = 555505054998.

The previous prime is 1111010109997. The next prime is 1111010110043. The reversal of 1111010109998 is 8999010101111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111010109991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277752527498 + ... + 277752527501.

It is an arithmetic number, because the mean of its divisors is an integer number (416628791250).

Almost surely, 2^{1111010109998} is an apocalyptic number.

1111010109998 is a deficient number, since it is larger than the sum of its proper divisors (555505055002).

1111010109998 is an equidigital number, since it uses as much as digits as its factorization.

1111010109998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555505055001.

The product of its (nonzero) digits is 5832, while the sum is 41.

The spelling of 1111010109998 in words is "one trillion, one hundred eleven billion, ten million, one hundred nine thousand, nine hundred ninety-eight".