122220320001 has 8 divisors (see below), whose sum is σ = 175495844160. Its totient is φ = 75212504592.

The previous prime is 122220319987. The next prime is 122220320021. The reversal of 122220320001 is 100023022221.

It is a happy number.

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

It is not a de Polignac number, because 122220320001 - 2¹⁷ = 122220188929 is a prime.

It is a super-2 number, since 2×122220320001² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122220320021) 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, 1566927141 + ... + 1566927218.

It is an arithmetic number, because the mean of its divisors is an integer number (21936980520).

Almost surely, 2^122220320001 is an apocalyptic number.

It is an amenable number.

122220320001 is a deficient number, since it is larger than the sum of its proper divisors (53275524159).

122220320001 is a wasteful number, since it uses less digits than its factorization.

122220320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3133854375.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 122220320001 its reverse (100023022221), we get a palindrome (222243342222).

The spelling of 122220320001 in words is "one hundred twenty-two billion, two hundred twenty million, three hundred twenty thousand, one".