123102202203 has 24 divisors (see below), whose sum is σ = 186071082912. Its totient is φ = 78277529088.

The previous prime is 123102202199. The next prime is 123102202207. The reversal of 123102202203 is 302202201321.

It is an interprime number because it is at equal distance from previous prime (123102202199) and next prime (123102202207).

It is not a de Polignac number, because 123102202203 - 2² = 123102202199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123102202207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 769276 + ... + 915417.

It is an arithmetic number, because the mean of its divisors is an integer number (7752961788).

Almost surely, 2^123102202203 is an apocalyptic number.

123102202203 is a deficient number, since it is larger than the sum of its proper divisors (62968880709).

123102202203 is a wasteful number, since it uses less digits than its factorization.

123102202203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685075 (or 1685072 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 123102202203 its reverse (302202201321), we get a palindrome (425304403524).

The spelling of 123102202203 in words is "one hundred twenty-three billion, one hundred two million, two hundred two thousand, two hundred three".