50122220101 has 2 divisors, whose sum is σ = 50122220102. Its totient is φ = 50122220100.

The previous prime is 50122220033. The next prime is 50122220107. The reversal of 50122220101 is 10102222105.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49811544225 + 310675876 = 223185^2 + 17626^2 .

It is a cyclic number.

It is not a de Polignac number, because 50122220101 - 2¹⁵ = 50122187333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50122220107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25061110050 + 25061110051.

It is an arithmetic number, because the mean of its divisors is an integer number (25061110051).

Almost surely, 2^50122220101 is an apocalyptic number.

It is an amenable number.

50122220101 is a deficient number, since it is larger than the sum of its proper divisors (1).

50122220101 is an equidigital number, since it uses as much as digits as its factorization.

50122220101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 50122220101 its reverse (10102222105), we get a palindrome (60224442206).

The spelling of 50122220101 in words is "fifty billion, one hundred twenty-two million, two hundred twenty thousand, one hundred one".