122020110221001 has 4 divisors (see below), whose sum is σ = 162693480294672. Its totient is φ = 81346740147332.

The previous prime is 122020110220993. The next prime is 122020110221017. The reversal of 122020110221001 is 100122011020221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122020110221001 - 2³ = 122020110220993 is a prime.

It is a super-2 number, since 2×122020110221001² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122020110221101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20336685036831 + ... + 20336685036836.

It is an arithmetic number, because the mean of its divisors is an integer number (40673370073668).

Almost surely, 2^{122020110221001} is an apocalyptic number.

It is an amenable number.

122020110221001 is a deficient number, since it is larger than the sum of its proper divisors (40673370073671).

122020110221001 is an equidigital number, since it uses as much as digits as its factorization.

122020110221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40673370073670.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122020110221001 its reverse (100122011020221), we get a palindrome (222142121241222).

The spelling of 122020110221001 in words is "one hundred twenty-two trillion, twenty billion, one hundred ten million, two hundred twenty-one thousand, one".