1001012098 has 8 divisors (see below), whose sum is σ = 1511595900. Its totient is φ = 497146800.

The previous prime is 1001012087. The next prime is 1001012101. The reversal of 1001012098 is 8902101001.

It can be written as a sum of positive squares in 2 ways, for example, as 986776569 + 14235529 = 31413^2 + 3773^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1679253 + ... + 1679848.

Almost surely, 2^1001012098 is an apocalyptic number.

1001012098 is a deficient number, since it is larger than the sum of its proper divisors (510583802).

1001012098 is a wasteful number, since it uses less digits than its factorization.

1001012098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3359252.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 1001012098 is about 31638.7752291393. The cubic root of 1001012098 is about 1000.3372522481.

Adding to 1001012098 its reverse (8902101001), we get a palindrome (9903113099).

The spelling of 1001012098 in words is "one billion, one million, twelve thousand, ninety-eight".