2022001211200 has 42 divisors (see below), whose sum is σ = 4975386734246. Its totient is φ = 808800483840.

The previous prime is 2022001211173. The next prime is 2022001211207. The reversal of 2022001211200 is 21121002202.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 38771185216 + 1983230025984 = 196904^2 + 1408272^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022001211207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 631873779 + ... + 631876978.

Almost surely, 2^{2022001211200} is an apocalyptic number.

2022001211200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022001211200 is an abundant number, since it is smaller than the sum of its proper divisors (2953385523046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2022001211200 is a wasteful number, since it uses less digits than its factorization.

2022001211200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263750779 (or 1263750764 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2022001211200 its reverse (21121002202), we get a palindrome (2043122213402).

The spelling of 2022001211200 in words is "two trillion, twenty-two billion, one million, two hundred eleven thousand, two hundred".