122144203 has 2 divisors, whose sum is σ = 122144204. Its totient is φ = 122144202.

The previous prime is 122144189. The next prime is 122144227. The reversal of 122144203 is 302441221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122144203 is a prime.

It is not a weakly prime, because it can be changed into another prime (122144233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61072101 + 61072102.

It is an arithmetic number, because the mean of its divisors is an integer number (61072102).

Almost surely, 2^122144203 is an apocalyptic number.

122144203 is a deficient number, since it is larger than the sum of its proper divisors (1).

122144203 is an equidigital number, since it uses as much as digits as its factorization.

122144203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 122144203 is about 11051.8868524791. The cubic root of 122144203 is about 496.1628993098.

Adding to 122144203 its reverse (302441221), we get a palindrome (424585424).

The spelling of 122144203 in words is "one hundred twenty-two million, one hundred forty-four thousand, two hundred three".