100203002 has 4 divisors (see below), whose sum is σ = 150304506. Its totient is φ = 50101500.

The previous prime is 100203001. The next prime is 100203023. The reversal of 100203002 is 200302001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200302001 = 1697 ⋅118033.

It can be written as a sum of positive squares in only one way, i.e., 53567761 + 46635241 = 7319^2 + 6829^2 .

It is not an unprimeable number, because it can be changed into a prime (100203001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25050749 + ... + 25050752.

Almost surely, 2^100203002 is an apocalyptic number.

100203002 is a deficient number, since it is larger than the sum of its proper divisors (50101504).

100203002 is an equidigital number, since it uses as much as digits as its factorization.

100203002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50101503.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 100203002 is about 10010.1449539954. The cubic root of 100203002 is about 464.4727550072.

Adding to 100203002 its reverse (200302001), we get a palindrome (300505003).

The spelling of 100203002 in words is "one hundred million, two hundred three thousand, two".