2000122222001 has 4 divisors (see below), whose sum is σ = 2117776470372. Its totient is φ = 1882467973632.

The previous prime is 2000122221983. The next prime is 2000122222003. The reversal of 2000122222001 is 1002222210002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1571851450225 + 428270771776 = 1253735^2 + 654424^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000122222001 - 2¹⁰ = 2000122220977 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 (2000122222003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58827124160 + ... + 58827124193.

It is an arithmetic number, because the mean of its divisors is an integer number (529444117593).

Almost surely, 2^{2000122222001} is an apocalyptic number.

It is an amenable number.

2000122222001 is a deficient number, since it is larger than the sum of its proper divisors (117654248371).

2000122222001 is a wasteful number, since it uses less digits than its factorization.

2000122222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117654248370.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2000122222001 its reverse (1002222210002), we get a palindrome (3002344432003).

The spelling of 2000122222001 in words is "two trillion, one hundred twenty-two million, two hundred twenty-two thousand, one".