122011220221001 has 8 divisors (see below), whose sum is σ = 122128313920704. Its totient is φ = 121894136156080.

The previous prime is 122011220220973. The next prime is 122011220221019. The reversal of 122011220221001 is 100122022110221.

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 122011220221001 - 2¹⁴ = 122011220204617 is a prime.

It is a super-2 number, since 2×122011220221001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122011220221021) 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, 23059820 + ... + 27852786.

It is an arithmetic number, because the mean of its divisors is an integer number (15266039240088).

Almost surely, 2^{122011220221001} is an apocalyptic number.

It is an amenable number.

122011220221001 is a deficient number, since it is larger than the sum of its proper divisors (117093699703).

122011220221001 is a wasteful number, since it uses less digits than its factorization.

122011220221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4817391.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122011220221001 its reverse (100122022110221), we get a palindrome (222133242331222).

It can be divided in two parts, 122011220 and 221001, that added together give a palindrome (122232221).

The spelling of 122011220221001 in words is "one hundred twenty-two trillion, eleven billion, two hundred twenty million, two hundred twenty-one thousand, one".