2022211212021 has 192 divisors, whose sum is σ = 3957408000000. Its totient is φ = 960935063040.

The previous prime is 2022211211957. The next prime is 2022211212061. The reversal of 2022211212021 is 1202121122202.

It is a happy number.

It is not a de Polignac number, because 2022211212021 - 2⁶ = 2022211211957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2022211211985 and 2022211212003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022211212061) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 669826650 + ... + 669829668.

It is an arithmetic number, because the mean of its divisors is an integer number (20611500000).

Almost surely, 2^{2022211212021} is an apocalyptic number.

2022211212021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2022211212021 is a deficient number, since it is larger than the sum of its proper divisors (1935196787979).

2022211212021 is a wasteful number, since it uses less digits than its factorization.

2022211212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3704 (or 3701 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2022211212021 its reverse (1202121122202), we get a palindrome (3224332334223).

The spelling of 2022211212021 in words is "two trillion, twenty-two billion, two hundred eleven million, two hundred twelve thousand, twenty-one".