243133103200 has 72 divisors (see below), whose sum is σ = 639206306928. Its totient is φ = 89772218880.

The previous prime is 243133103179. The next prime is 243133103231. The reversal of 243133103200 is 2301331342.

It is a super-2 number, since 2×243133103200² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11678692 + ... + 11699491.

It is an arithmetic number, because the mean of its divisors is an integer number (8877865374).

Almost surely, 2^243133103200 is an apocalyptic number.

243133103200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243133103200 is an abundant number, since it is smaller than the sum of its proper divisors (396073203728).

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

243133103200 is a wasteful number, since it uses less digits than its factorization.

243133103200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23378216 (or 23378203 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 243133103200 its reverse (2301331342), we get a palindrome (245434434542).

The spelling of 243133103200 in words is "two hundred forty-three billion, one hundred thirty-three million, one hundred three thousand, two hundred".