100412203 has 4 divisors (see below), whose sum is σ = 101540520. Its totient is φ = 99283888.

The previous prime is 100412201. The next prime is 100412209. The reversal of 100412203 is 302214001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302214001 = 1019 ⋅296579.

It is a cyclic number.

It is not a de Polignac number, because 100412203 - 2¹ = 100412201 is a prime.

It is a super-2 number, since 2×100412203² = 20165221022626418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100412201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564025 + ... + 564202.

It is an arithmetic number, because the mean of its divisors is an integer number (25385130).

Almost surely, 2^100412203 is an apocalyptic number.

100412203 is a deficient number, since it is larger than the sum of its proper divisors (1128317).

100412203 is an equidigital number, since it uses as much as digits as its factorization.

100412203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128316.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 100412203 is about 10020.5889547471. The cubic root of 100412203 is about 464.7957680226.

Adding to 100412203 its reverse (302214001), we get a palindrome (402626204).

The spelling of 100412203 in words is "one hundred million, four hundred twelve thousand, two hundred three".