100020001012003 has 8 divisors (see below), whose sum is σ = 100322487353088. Its totient is φ = 99717925939464.

The previous prime is 100020001011989. The next prime is 100020001012013. The reversal of 100020001012003 is 300210100020001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100020001012003 is a prime.

It is a super-2 number, since 2×100020001012003² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100020001012013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102330001 + ... + 103302802.

It is an arithmetic number, because the mean of its divisors is an integer number (12540310919136).

Almost surely, 2^{100020001012003} is an apocalyptic number.

100020001012003 is a deficient number, since it is larger than the sum of its proper divisors (302486341085).

100020001012003 is an equidigital number, since it uses as much as digits as its factorization.

100020001012003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205634273.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 100020001012003 its reverse (300210100020001), we get a palindrome (400230101032004).

The spelling of 100020001012003 in words is "one hundred trillion, twenty billion, one million, twelve thousand, three".