122003210191 has 24 divisors (see below), whose sum is σ = 136407595104. Its totient is φ = 108726451200.

The previous prime is 122003210171. The next prime is 122003210213. The reversal of 122003210191 is 191012300221.

It is not a de Polignac number, because 122003210191 - 2¹¹ = 122003208143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122003210171) 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, 15651591 + ... + 15659383.

It is an arithmetic number, because the mean of its divisors is an integer number (5683649796).

Almost surely, 2^122003210191 is an apocalyptic number.

122003210191 is a deficient number, since it is larger than the sum of its proper divisors (14404384913).

122003210191 is a wasteful number, since it uses less digits than its factorization.

122003210191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10399 (or 10380 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 122003210191 in words is "one hundred twenty-two billion, three million, two hundred ten thousand, one hundred ninety-one".