102000033200123 has 4 divisors (see below), whose sum is σ = 102207772575768. Its totient is φ = 101792293824480.

The previous prime is 102000033200077. The next prime is 102000033200161. The reversal of 102000033200123 is 321002330000201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102000033200123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102000033200423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103869687086 + ... + 103869688067.

It is an arithmetic number, because the mean of its divisors is an integer number (25551943143942).

Almost surely, 2^{102000033200123} is an apocalyptic number.

102000033200123 is a deficient number, since it is larger than the sum of its proper divisors (207739375645).

102000033200123 is an equidigital number, since it uses as much as digits as its factorization.

102000033200123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207739375644.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 102000033200123 its reverse (321002330000201), we get a palindrome (423002363200324).

The spelling of 102000033200123 in words is "one hundred two trillion, thirty-three million, two hundred thousand, one hundred twenty-three".