100001102002 has 4 divisors (see below), whose sum is σ = 150001653006. Its totient is φ = 50000551000.

The previous prime is 100001101997. The next prime is 100001102017. The reversal of 100001102002 is 200201100001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200201100001 = 7 ⋅28600157143.

It can be written as a sum of positive squares in only one way, i.e., 60742038681 + 39259063321 = 246459^2 + 198139^2 .

It is a super-2 number, since 2×100001102002² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25000275499 + ... + 25000275502.

Almost surely, 2^100001102002 is an apocalyptic number.

100001102002 is a deficient number, since it is larger than the sum of its proper divisors (50000551004).

100001102002 is an equidigital number, since it uses as much as digits as its factorization.

100001102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50000551003.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 100001102002 its reverse (200201100001), we get a palindrome (300202202003).

The spelling of 100001102002 in words is "one hundred billion, one million, one hundred two thousand, two".