122249035291 has 8 divisors (see below), whose sum is σ = 129533909184. Its totient is φ = 114974578560.

The previous prime is 122249035253. The next prime is 122249035309. The reversal of 122249035291 is 192530942221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122249035291 - 2⁷ = 122249035163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122249035201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2580115 + ... + 2627068.

It is an arithmetic number, because the mean of its divisors is an integer number (16191738648).

Almost surely, 2^122249035291 is an apocalyptic number.

122249035291 is a deficient number, since it is larger than the sum of its proper divisors (7284873893).

122249035291 is a wasteful number, since it uses less digits than its factorization.

122249035291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5208581.

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 122249035291 in words is "one hundred twenty-two billion, two hundred forty-nine million, thirty-five thousand, two hundred ninety-one".