51022001201 has 2 divisors, whose sum is σ = 51022001202. Its totient is φ = 51022001200.

The previous prime is 51022001197. The next prime is 51022001221. The reversal of 51022001201 is 10210022015.

51022001201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31054898176 + 19967103025 = 176224^2 + 141305^2 .

It is a cyclic number.

It is not a de Polignac number, because 51022001201 - 2² = 51022001197 is a prime.

It is not a weakly prime, because it can be changed into another prime (51022001221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25511000600 + 25511000601.

It is an arithmetic number, because the mean of its divisors is an integer number (25511000601).

Almost surely, 2^51022001201 is an apocalyptic number.

It is an amenable number.

51022001201 is a deficient number, since it is larger than the sum of its proper divisors (1).

51022001201 is an equidigital number, since it uses as much as digits as its factorization.

51022001201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 14.

Adding to 51022001201 its reverse (10210022015), we get a palindrome (61232023216).

The spelling of 51022001201 in words is "fifty-one billion, twenty-two million, one thousand, two hundred one".