1000101098 has 4 divisors (see below), whose sum is σ = 1500151650. Its totient is φ = 500050548.

The previous prime is 1000101097. The next prime is 1000101107. The reversal of 1000101098 is 8901010001.

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

It can be written as a sum of positive squares in only one way, i.e., 741309529 + 258791569 = 27227^2 + 16087^2 .

It is not an unprimeable number, because it can be changed into a prime (1000101097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250025273 + ... + 250025276.

Almost surely, 2^1000101098 is an apocalyptic number.

1000101098 is a deficient number, since it is larger than the sum of its proper divisors (500050552).

1000101098 is an equidigital number, since it uses as much as digits as its factorization.

1000101098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500050551.

The product of its (nonzero) digits is 72, while the sum is 20.

The square root of 1000101098 is about 31624.3750610190. The cubic root of 1000101098 is about 1000.0336981978.

Adding to 1000101098 its reverse (8901010001), we get a palindrome (9901111099).

The spelling of 1000101098 in words is "one billion, one hundred one thousand, ninety-eight".