2203212330100 has 72 divisors (see below), whose sum is σ = 5185672892568. Its totient is φ = 809214259200.

The previous prime is 2203212330073. The next prime is 2203212330133. The reversal of 2203212330100 is 10332123022.

It can be written as a sum of positive squares in 12 ways, for example, as 275102348004 + 1928109982096 = 524502^2 + 1388564^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15735267 + ... + 15874666.

It is an arithmetic number, because the mean of its divisors is an integer number (72023234619).

Almost surely, 2^{2203212330100} is an apocalyptic number.

2203212330100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2203212330100 is an abundant number, since it is smaller than the sum of its proper divisors (2982460562468).

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

2203212330100 is a wasteful number, since it uses less digits than its factorization.

2203212330100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31610005 (or 31609998 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2203212330100 its reverse (10332123022), we get a palindrome (2213544453122).

The spelling of 2203212330100 in words is "two trillion, two hundred three billion, two hundred twelve million, three hundred thirty thousand, one hundred".