1003223323100 has 36 divisors (see below), whose sum is σ = 2177087480400. Its totient is φ = 401272210560.

The previous prime is 1003223323061. The next prime is 1003223323103. The reversal of 1003223323100 is 13233223001.

It is a super-2 number, since 2×1003223323100² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003223323103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2287361 + ... + 2690439.

Almost surely, 2^{1003223323100} is an apocalyptic number.

1003223323100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003223323100 is an abundant number, since it is smaller than the sum of its proper divisors (1173864157300).

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

1003223323100 is a wasteful number, since it uses less digits than its factorization.

1003223323100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427982 (or 427975 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 1003223323100 its reverse (13233223001), we get a palindrome (1016456546101).

The spelling of 1003223323100 in words is "one trillion, three billion, two hundred twenty-three million, three hundred twenty-three thousand, one hundred".