100226943 has 16 divisors (see below), whose sum is σ = 148844640. Its totient is φ = 66655872.

The previous prime is 100226941. The next prime is 100226953. The reversal of 100226943 is 349622001.

It is not a de Polignac number, because 100226943 - 2¹ = 100226941 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100226941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7405 + ... + 15977.

It is an arithmetic number, because the mean of its divisors is an integer number (9302790).

Almost surely, 2^100226943 is an apocalyptic number.

100226943 is a deficient number, since it is larger than the sum of its proper divisors (48617697).

100226943 is an equidigital number, since it uses as much as digits as its factorization.

100226943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9015 (or 9009 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 100226943 is about 10011.3407194042. The cubic root of 100226943 is about 464.5097434424.

Adding to 100226943 its reverse (349622001), we get a palindrome (449848944).

The spelling of 100226943 in words is "one hundred million, two hundred twenty-six thousand, nine hundred forty-three".