51035422201 has 2 divisors, whose sum is σ = 51035422202. Its totient is φ = 51035422200.

The previous prime is 51035422187. The next prime is 51035422219. The reversal of 51035422201 is 10222453015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42967071225 + 8068350976 = 207285^2 + 89824^2 .

It is a cyclic number.

It is not a de Polignac number, because 51035422201 - 2³¹ = 48887938553 is a prime.

It is a super-2 number, since 2×51035422201² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51035422231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25517711100 + 25517711101.

It is an arithmetic number, because the mean of its divisors is an integer number (25517711101).

Almost surely, 2^51035422201 is an apocalyptic number.

It is an amenable number.

51035422201 is a deficient number, since it is larger than the sum of its proper divisors (1).

51035422201 is an equidigital number, since it uses as much as digits as its factorization.

51035422201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 51035422201 its reverse (10222453015), we get a palindrome (61257875216).

The spelling of 51035422201 in words is "fifty-one billion, thirty-five million, four hundred twenty-two thousand, two hundred one".