20211122013001 has 8 divisors (see below), whose sum is σ = 20229972395144. Its totient is φ = 20192272289280.

The previous prime is 20211122012993. The next prime is 20211122013083. The reversal of 20211122013001 is 10031022111202.

It can be written as a sum of positive squares in 4 ways, for example, as 16952356920976 + 3258765092025 = 4117324^2 + 1805205^2 .

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 20211122013001 - 2³ = 20211122012993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20211122013091) 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, 78870841 + ... + 79126681.

It is an arithmetic number, because the mean of its divisors is an integer number (2528746549393).

Almost surely, 2^{20211122013001} is an apocalyptic number.

It is an amenable number.

20211122013001 is a deficient number, since it is larger than the sum of its proper divisors (18850382143).

20211122013001 is a wasteful number, since it uses less digits than its factorization.

20211122013001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329211.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 20211122013001 its reverse (10031022111202), we get a palindrome (30242144124203).

The spelling of 20211122013001 in words is "twenty trillion, two hundred eleven billion, one hundred twenty-two million, thirteen thousand, one".