2212000112021 has 6 divisors (see below), whose sum is σ = 2573142987510. Its totient is φ = 1896000095976.

The previous prime is 2212000112017. The next prime is 2212000112107. The reversal of 2212000112021 is 1202110002122.

It can be written as a sum of positive squares in only one way, i.e., 2154771511396 + 57228600625 = 1467914^2 + 239225^2 .

It is not a de Polignac number, because 2212000112021 - 2² = 2212000112017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2212000111987 and 2212000112005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212000112011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22571429666 + ... + 22571429763.

It is an arithmetic number, because the mean of its divisors is an integer number (428857164585).

Almost surely, 2^{2212000112021} is an apocalyptic number.

It is an amenable number.

2212000112021 is a deficient number, since it is larger than the sum of its proper divisors (361142875489).

2212000112021 is an equidigital number, since it uses as much as digits as its factorization.

2212000112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45142859443 (or 45142859436 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2212000112021 its reverse (1202110002122), we get a palindrome (3414110114143).

The spelling of 2212000112021 in words is "two trillion, two hundred twelve billion, one hundred twelve thousand, twenty-one".