2022001121100 has 144 divisors (see below), whose sum is σ = 5930184888320. Its totient is φ = 531853171200.

The previous prime is 2022001121099. The next prime is 2022001121159. The reversal of 2022001121100 is 11211002202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24440805 + ... + 24523395.

Almost surely, 2^{2022001121100} is an apocalyptic number.

2022001121100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2022001121100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2965092444160).

2022001121100 is an abundant number, since it is smaller than the sum of its proper divisors (3908183767220).

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

2022001121100 is a wasteful number, since it uses less digits than its factorization.

2022001121100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83720 (or 83713 counting only the distinct ones).

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

Adding to 2022001121100 its reverse (11211002202), we get a palindrome (2033212123302).

The spelling of 2022001121100 in words is "two trillion, twenty-two billion, one million, one hundred twenty-one thousand, one hundred".