220523135351 has 2 divisors, whose sum is σ = 220523135352. Its totient is φ = 220523135350.

The previous prime is 220523135311. The next prime is 220523135383. The reversal of 220523135351 is 153531325022.

It is an a-pointer prime, because the next prime (220523135383) can be obtained adding 220523135351 to its sum of digits (32).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220523135351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220523135311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110261567675 + 110261567676.

It is an arithmetic number, because the mean of its divisors is an integer number (110261567676).

Almost surely, 2^220523135351 is an apocalyptic number.

220523135351 is a deficient number, since it is larger than the sum of its proper divisors (1).

220523135351 is an equidigital number, since it uses as much as digits as its factorization.

220523135351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 32.

The spelling of 220523135351 in words is "two hundred twenty billion, five hundred twenty-three million, one hundred thirty-five thousand, three hundred fifty-one".