203323102330100 has 36 divisors (see below), whose sum is σ = 441226341521868. Its totient is φ = 81326437344000.

The previous prime is 203323102330099. The next prime is 203323102330129. The reversal of 203323102330100 is 1033201323302.

It can be written as a sum of positive squares in 6 ways, for example, as 33154886448784 + 170168215881316 = 5758028^2 + 13044854^2 .

It is a super-2 number, since 2×203323102330100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32128241 + ... + 37932440.

Almost surely, 2^{203323102330100} is an apocalyptic number.

203323102330100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203323102330100 is an abundant number, since it is smaller than the sum of its proper divisors (237903239191768).

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

203323102330100 is a wasteful number, since it uses less digits than its factorization.

203323102330100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70089716 (or 70089709 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 203323102330100 its reverse (1033201323302), we get a palindrome (204356303653402).

The spelling of 203323102330100 in words is "two hundred three trillion, three hundred twenty-three billion, one hundred two million, three hundred thirty thousand, one hundred".