212011002220253 has 2 divisors, whose sum is σ = 212011002220254. Its totient is φ = 212011002220252.

The previous prime is 212011002220139. The next prime is 212011002220279. The reversal of 212011002220253 is 352022200110212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121536910286884 + 90474091933369 = 11024378^2 + 9511787^2 .

It is a cyclic number.

It is not a de Polignac number, because 212011002220253 - 2²⁰ = 212011001171677 is a prime.

It is a super-2 number, since 2×212011002220253² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212011002420253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005501110126 + 106005501110127.

It is an arithmetic number, because the mean of its divisors is an integer number (106005501110127).

Almost surely, 2^{212011002220253} is an apocalyptic number.

It is an amenable number.

212011002220253 is a deficient number, since it is larger than the sum of its proper divisors (1).

212011002220253 is an equidigital number, since it uses as much as digits as its factorization.

212011002220253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 212011002220253 its reverse (352022200110212), we get a palindrome (564033202330465).

The spelling of 212011002220253 in words is "two hundred twelve trillion, eleven billion, two million, two hundred twenty thousand, two hundred fifty-three".