2122011200001 has 64 divisors (see below), whose sum is σ = 3571859644416. Its totient is φ = 1088552908800.

The previous prime is 2122011199993. The next prime is 2122011200003. The reversal of 2122011200001 is 1000021102212.

It is not a de Polignac number, because 2122011200001 - 2³ = 2122011199993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2122011200001.

It is not an unprimeable number, because it can be changed into a prime (2122011200003) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6923925 + ... + 7223901.

It is an arithmetic number, because the mean of its divisors is an integer number (55810306944).

Almost surely, 2^{2122011200001} is an apocalyptic number.

2122011200001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2122011200001 is a deficient number, since it is larger than the sum of its proper divisors (1449848444415).

2122011200001 is a wasteful number, since it uses less digits than its factorization.

2122011200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300382.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2122011200001 its reverse (1000021102212), we get a palindrome (3122032302213).

The spelling of 2122011200001 in words is "two trillion, one hundred twenty-two billion, eleven million, two hundred thousand, one".