53422652221 has 2 divisors, whose sum is σ = 53422652222. Its totient is φ = 53422652220.

The previous prime is 53422652147. The next prime is 53422652237. The reversal of 53422652221 is 12225622435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32081824996 + 21340827225 = 179114^2 + 146085^2 .

It is a cyclic number.

It is not a de Polignac number, because 53422652221 - 2¹⁷ = 53422521149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53422682221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26711326110 + 26711326111.

It is an arithmetic number, because the mean of its divisors is an integer number (26711326111).

Almost surely, 2^53422652221 is an apocalyptic number.

It is an amenable number.

53422652221 is a deficient number, since it is larger than the sum of its proper divisors (1).

53422652221 is an equidigital number, since it uses as much as digits as its factorization.

53422652221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 34.

The spelling of 53422652221 in words is "fifty-three billion, four hundred twenty-two million, six hundred fifty-two thousand, two hundred twenty-one".