53212454216231 has 2 divisors, whose sum is σ = 53212454216232. Its totient is φ = 53212454216230.

The previous prime is 53212454216219. The next prime is 53212454216287. The reversal of 53212454216231 is 13261245421235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53212454216231 - 2²⁶ = 53212387107367 is a prime.

It is a super-2 number, since 2×53212454216231² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53212454212231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26606227108115 + 26606227108116.

It is an arithmetic number, because the mean of its divisors is an integer number (26606227108116).

Almost surely, 2^{53212454216231} is an apocalyptic number.

53212454216231 is a deficient number, since it is larger than the sum of its proper divisors (1).

53212454216231 is an equidigital number, since it uses as much as digits as its factorization.

53212454216231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345600, while the sum is 41.

Adding to 53212454216231 its reverse (13261245421235), we get a palindrome (66473699637466).

The spelling of 53212454216231 in words is "fifty-three trillion, two hundred twelve billion, four hundred fifty-four million, two hundred sixteen thousand, two hundred thirty-one".