20002202212253 has 2 divisors, whose sum is σ = 20002202212254. Its totient is φ = 20002202212252.

The previous prime is 20002202212199. The next prime is 20002202212297. The reversal of 20002202212253 is 35221220220002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19936064260324 + 66137951929 = 4464982^2 + 257173^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20002202212253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20002202212453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001101106126 + 10001101106127.

It is an arithmetic number, because the mean of its divisors is an integer number (10001101106127).

Almost surely, 2^{20002202212253} is an apocalyptic number.

It is an amenable number.

20002202212253 is a deficient number, since it is larger than the sum of its proper divisors (1).

20002202212253 is an equidigital number, since it uses as much as digits as its factorization.

20002202212253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 20002202212253 its reverse (35221220220002), we get a palindrome (55223422432255).

The spelling of 20002202212253 in words is "twenty trillion, two billion, two hundred two million, two hundred twelve thousand, two hundred fifty-three".