123300121000222 has 4 divisors (see below), whose sum is σ = 184950181500336. Its totient is φ = 61650060500110.

The previous prime is 123300121000219. The next prime is 123300121000229. The reversal of 123300121000222 is 222000121003321.

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

It is a self number, because there is not a number n which added to its sum of digits gives 123300121000222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123300121000229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30825030250054 + ... + 30825030250057.

It is an arithmetic number, because the mean of its divisors is an integer number (46237545375084).

Almost surely, 2^{123300121000222} is an apocalyptic number.

123300121000222 is a deficient number, since it is larger than the sum of its proper divisors (61650060500114).

123300121000222 is an equidigital number, since it uses as much as digits as its factorization.

123300121000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61650060500113.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 123300121000222 its reverse (222000121003321), we get a palindrome (345300242003543).

The spelling of 123300121000222 in words is "one hundred twenty-three trillion, three hundred billion, one hundred twenty-one million, two hundred twenty-two", and thus it is an aban number.