100021112003 has 2 divisors, whose sum is σ = 100021112004. Its totient is φ = 100021112002.

The previous prime is 100021111979. The next prime is 100021112033. The reversal of 100021112003 is 300211120001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100021112003 - 2¹⁴ = 100021095619 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (100021112033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010556001 + 50010556002.

It is an arithmetic number, because the mean of its divisors is an integer number (50010556002).

Almost surely, 2^100021112003 is an apocalyptic number.

100021112003 is a deficient number, since it is larger than the sum of its proper divisors (1).

100021112003 is an equidigital number, since it uses as much as digits as its factorization.

100021112003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 100021112003 its reverse (300211120001), we get a palindrome (400232232004).

The spelling of 100021112003 in words is "one hundred billion, twenty-one million, one hundred twelve thousand, three".