203213323013100 has 72 divisors (see below), whose sum is σ = 588645184296960. Its totient is φ = 54127426562880.

The previous prime is 203213323013053. The next prime is 203213323013117. The reversal of 203213323013100 is 1310323312302.

It is a super-2 number, since 2×203213323013100² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 392196340 + ... + 392714139.

It is an arithmetic number, because the mean of its divisors is an integer number (8175627559680).

Almost surely, 2^{203213323013100} is an apocalyptic number.

203213323013100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203213323013100 is an abundant number, since it is smaller than the sum of its proper divisors (385431861283860).

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

203213323013100 is a wasteful number, since it uses less digits than its factorization.

203213323013100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784911359 (or 784911352 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 203213323013100 its reverse (1310323312302), we get a palindrome (204523646325402).

The spelling of 203213323013100 in words is "two hundred three trillion, two hundred thirteen billion, three hundred twenty-three million, thirteen thousand, one hundred".