100313222 has 4 divisors (see below), whose sum is σ = 150469836. Its totient is φ = 50156610.

The previous prime is 100313203. The next prime is 100313231. The reversal of 100313222 is 222313001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222313001 = 479 ⋅464119.

It is a junction number, because it is equal to n+sod(n) for n = 100313197 and 100313206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25078304 + ... + 25078307.

It is an arithmetic number, because the mean of its divisors is an integer number (37617459).

Almost surely, 2^100313222 is an apocalyptic number.

100313222 is a deficient number, since it is larger than the sum of its proper divisors (50156614).

100313222 is an equidigital number, since it uses as much as digits as its factorization.

100313222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50156613.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 100313222 is about 10015.6488556658. The cubic root of 100313222 is about 464.6429941779.

Adding to 100313222 its reverse (222313001), we get a palindrome (322626223).

The spelling of 100313222 in words is "one hundred million, three hundred thirteen thousand, two hundred twenty-two".