2011422097 has 2 divisors, whose sum is σ = 2011422098. Its totient is φ = 2011422096.

The previous prime is 2011422079. The next prime is 2011422143. The reversal of 2011422097 is 7902241102.

Together with previous prime (2011422079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1016398161 + 995023936 = 31881^2 + 31544^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011422097 - 2¹¹ = 2011420049 is a prime.

It is not a weakly prime, because it can be changed into another prime (2011422037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005711048 + 1005711049.

It is an arithmetic number, because the mean of its divisors is an integer number (1005711049).

Almost surely, 2^2011422097 is an apocalyptic number.

It is an amenable number.

2011422097 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011422097 is an equidigital number, since it uses as much as digits as its factorization.

2011422097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 2011422097 is about 44848.8806660768. The cubic root of 2011422097 is about 1262.3149884365.

Adding to 2011422097 its reverse (7902241102), we get a palindrome (9913663199).

The spelling of 2011422097 in words is "two billion, eleven million, four hundred twenty-two thousand, ninety-seven".