123203023202 has 16 divisors (see below), whose sum is σ = 211223450112. Its totient is φ = 52796728800.

The previous prime is 123203023157. The next prime is 123203023247. The reversal of 123203023202 is 202320302321.

It is an interprime number because it is at equal distance from previous prime (123203023157) and next prime (123203023247).

It is a super-2 number, since 2×123203023202² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210299 + ... + 539102.

It is an arithmetic number, because the mean of its divisors is an integer number (13201465632).

Almost surely, 2^123203023202 is an apocalyptic number.

123203023202 is a deficient number, since it is larger than the sum of its proper divisors (88020426910).

123203023202 is a wasteful number, since it uses less digits than its factorization.

123203023202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761153.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 123203023202 its reverse (202320302321), we get a palindrome (325523325523).

The spelling of 123203023202 in words is "one hundred twenty-three billion, two hundred three million, twenty-three thousand, two hundred two".