211332121753 has 2 divisors, whose sum is σ = 211332121754. Its totient is φ = 211332121752.

The previous prime is 211332121751. The next prime is 211332121799. The reversal of 211332121753 is 357121233112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141701050624 + 69631071129 = 376432^2 + 263877^2 .

It is a cyclic number.

It is not a de Polignac number, because 211332121753 - 2¹ = 211332121751 is a prime.

It is a super-2 number, since 2×211332121753² (a number of 23 digits) contains 22 as substring.

Together with 211332121751, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (211332121751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105666060876 + 105666060877.

It is an arithmetic number, because the mean of its divisors is an integer number (105666060877).

Almost surely, 2^211332121753 is an apocalyptic number.

It is an amenable number.

211332121753 is a deficient number, since it is larger than the sum of its proper divisors (1).

211332121753 is an equidigital number, since it uses as much as digits as its factorization.

211332121753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 31.

Adding to 211332121753 its reverse (357121233112), we get a palindrome (568453354865).

The spelling of 211332121753 in words is "two hundred eleven billion, three hundred thirty-two million, one hundred twenty-one thousand, seven hundred fifty-three".