1100100998 has 4 divisors (see below), whose sum is σ = 1650151500. Its totient is φ = 550050498.

The previous prime is 1100100997. The next prime is 1100101003. The reversal of 1100100998 is 8990010011.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1100100998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100100997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275025248 + ... + 275025251.

It is an arithmetic number, because the mean of its divisors is an integer number (412537875).

Almost surely, 2^1100100998 is an apocalyptic number.

1100100998 is a deficient number, since it is larger than the sum of its proper divisors (550050502).

1100100998 is an equidigital number, since it uses as much as digits as its factorization.

1100100998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550050501.

The product of its (nonzero) digits is 648, while the sum is 29.

The square root of 1100100998 is about 33167.7704707446. The cubic root of 1100100998 is about 1032.3117078916.

The spelling of 1100100998 in words is "one billion, one hundred million, one hundred thousand, nine hundred ninety-eight".