103222100 has 18 divisors (see below), whose sum is σ = 223992174. Its totient is φ = 41288800.

The previous prime is 103222099. The next prime is 103222103. The reversal of 103222100 is 1222301.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 15649936 + 87572164 = 3956^2 + 9358^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103222103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 516011 + ... + 516210.

Almost surely, 2^103222100 is an apocalyptic number.

103222100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103222100 is an abundant number, since it is smaller than the sum of its proper divisors (120770074).

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

103222100 is a wasteful number, since it uses less digits than its factorization.

103222100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032235 (or 1032228 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 103222100 is about 10159.8277544454. The cubic root of 103222100 is about 469.0914998864.

Adding to 103222100 its reverse (1222301), we get a palindrome (104444401).

It can be divided in two parts, 1032 and 22100, that added together give a palindrome (23132).

The spelling of 103222100 in words is "one hundred three million, two hundred twenty-two thousand, one hundred".