122042253947 has 8 divisors (see below), whose sum is σ = 124660316736. Its totient is φ = 119425083712.

The previous prime is 122042253941. The next prime is 122042253959. The reversal of 122042253947 is 749352240221.

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 122042253947 - 2²² = 122038059643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122042253941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56993 + ... + 497325.

It is an arithmetic number, because the mean of its divisors is an integer number (15582539592).

Almost surely, 2^122042253947 is an apocalyptic number.

122042253947 is a deficient number, since it is larger than the sum of its proper divisors (2618062789).

122042253947 is an equidigital number, since it uses as much as digits as its factorization.

122042253947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446277.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 122042253947 in words is "one hundred twenty-two billion, forty-two million, two hundred fifty-three thousand, nine hundred forty-seven".