2122021120001 has 16 divisors (see below), whose sum is σ = 2197270333440. Its totient is φ = 2046911240640.

The previous prime is 2122021119991. The next prime is 2122021120013. The reversal of 2122021120001 is 1000211202212.

It is a cyclic number.

It is not a de Polignac number, because 2122021120001 - 2¹⁸ = 2122020857857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2122021170001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195915656 + ... + 195926486.

It is an arithmetic number, because the mean of its divisors is an integer number (137329395840).

Almost surely, 2^{2122021120001} is an apocalyptic number.

It is an amenable number.

2122021120001 is a deficient number, since it is larger than the sum of its proper divisors (75249213439).

2122021120001 is a wasteful number, since it uses less digits than its factorization.

2122021120001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16624.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2122021120001 its reverse (1000211202212), we get a palindrome (3122232322213).

The spelling of 2122021120001 in words is "two trillion, one hundred twenty-two billion, twenty-one million, one hundred twenty thousand, one".