122331100203 has 16 divisors (see below), whose sum is σ = 195172126240. Its totient is φ = 75280676832.

The previous prime is 122331100159. The next prime is 122331100217. The reversal of 122331100203 is 302001133221.

122331100203 is a `hidden beast` number, since 122 + 331 + 10 + 0 + 203 = 666.

It is not a de Polignac number, because 122331100203 - 2¹⁰ = 122331099179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122331100223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174260476 + ... + 174261177.

It is an arithmetic number, because the mean of its divisors is an integer number (12198257890).

Almost surely, 2^122331100203 is an apocalyptic number.

122331100203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

122331100203 is a deficient number, since it is larger than the sum of its proper divisors (72841026037).

122331100203 is a wasteful number, since it uses less digits than its factorization.

122331100203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348521675 (or 348521669 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 122331100203 its reverse (302001133221), we get a palindrome (424332233424).

The spelling of 122331100203 in words is "one hundred twenty-two billion, three hundred thirty-one million, one hundred thousand, two hundred three".