20212012222253 has 2 divisors, whose sum is σ = 20212012222254. Its totient is φ = 20212012222252.

The previous prime is 20212012222223. The next prime is 20212012222289. The reversal of 20212012222253 is 35222221021202.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14463128453764 + 5748883768489 = 3803042^2 + 2397683^2 .

It is a cyclic number.

It is not a de Polignac number, because 20212012222253 - 2⁶ = 20212012222189 is a prime.

It is a super-4 number, since 4×20212012222253⁴ (a number of 54 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20212012222223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106006111126 + 10106006111127.

It is an arithmetic number, because the mean of its divisors is an integer number (10106006111127).

Almost surely, 2^{20212012222253} is an apocalyptic number.

It is an amenable number.

20212012222253 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212012222253 is an equidigital number, since it uses as much as digits as its factorization.

20212012222253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 20212012222253 its reverse (35222221021202), we get a palindrome (55434233243455).

The spelling of 20212012222253 in words is "twenty trillion, two hundred twelve billion, twelve million, two hundred twenty-two thousand, two hundred fifty-three".