123210200032 has 48 divisors (see below), whose sum is σ = 243868091040. Its totient is φ = 61275981312.

The previous prime is 123210199993. The next prime is 123210200039. The reversal of 123210200032 is 230002012321.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 123210199979 and 123210200015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123210200039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8001813 + ... + 8017195.

It is an arithmetic number, because the mean of its divisors is an integer number (5080585230).

Almost surely, 2^123210200032 is an apocalyptic number.

It is an amenable number.

123210200032 is a deficient number, since it is larger than the sum of its proper divisors (120657891008).

123210200032 is a wasteful number, since it uses less digits than its factorization.

123210200032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16715 (or 16707 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 123210200032 its reverse (230002012321), we get a palindrome (353212212353).

The spelling of 123210200032 in words is "one hundred twenty-three billion, two hundred ten million, two hundred thousand, thirty-two".