2022001221012 has 12 divisors (see below), whose sum is σ = 4718002849056. Its totient is φ = 674000407000.

The previous prime is 2022001220977. The next prime is 2022001221029. The reversal of 2022001221012 is 2101221002202.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2022001220982 and 2022001221000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84250050864 + ... + 84250050887.

It is an arithmetic number, because the mean of its divisors is an integer number (393166904088).

Almost surely, 2^{2022001221012} is an apocalyptic number.

It is an amenable number.

2022001221012 is an abundant number, since it is smaller than the sum of its proper divisors (2696001628044).

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

2022001221012 is a wasteful number, since it uses less digits than its factorization.

2022001221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168500101758 (or 168500101756 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2022001221012 its reverse (2101221002202), we get a palindrome (4123222223214).

The spelling of 2022001221012 in words is "two trillion, twenty-two billion, one million, two hundred twenty-one thousand, twelve".