123102444202 has 8 divisors (see below), whose sum is σ = 184688647812. Its totient is φ = 61539561600.

The previous prime is 123102444191. The next prime is 123102444217. The reversal of 123102444202 is 202444201321.

It can be written as a sum of positive squares in 2 ways, for example, as 110909646961 + 12192797241 = 333031^2 + 110421^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5817049 + ... + 5838172.

Almost surely, 2^123102444202 is an apocalyptic number.

123102444202 is a deficient number, since it is larger than the sum of its proper divisors (61586203610).

123102444202 is a wasteful number, since it uses less digits than its factorization.

123102444202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11660504.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 123102444202 its reverse (202444201321), we get a palindrome (325546645523).

The spelling of 123102444202 in words is "one hundred twenty-three billion, one hundred two million, four hundred forty-four thousand, two hundred two".