100447122 has 16 divisors (see below), whose sum is σ = 201096000. Its totient is φ = 33448752.

The previous prime is 100447111. The next prime is 100447133. The reversal of 100447122 is 221744001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (100447111) and next prime (100447133).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1497 + ... + 14252.

It is an arithmetic number, because the mean of its divisors is an integer number (12568500).

Almost surely, 2^100447122 is an apocalyptic number.

100447122 is an abundant number, since it is smaller than the sum of its proper divisors (100648878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100447122 is a wasteful number, since it uses less digits than its factorization.

100447122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16817.

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 100447122 is about 10022.3311659514. The cubic root of 100447122 is about 464.8496403672.

The spelling of 100447122 in words is "one hundred million, four hundred forty-seven thousand, one hundred twenty-two".