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10222087697 is a prime number
BaseRepresentation
bin10011000010100100…
…01010111000010001
3222101101122212011122
421201102022320101
5131413323301242
64410154452025
7511212211643
oct114122127021
928341585148
1010222087697
114376113868
121b93434015
13c6ba09203
146cd854893
153ec62bad2
hex26148ae11

10222087697 has 2 divisors, whose sum is σ = 10222087698. Its totient is φ = 10222087696.

The previous prime is 10222087679. The next prime is 10222087747. The reversal of 10222087697 is 79678022201.

Together with previous prime (10222087679) 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., 7389293521 + 2832794176 = 85961^2 + 53224^2 .

It is an emirp because it is prime and its reverse (79678022201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10222087697 - 28 = 10222087441 is a prime.

It is not a weakly prime, because it can be changed into another prime (10222087297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111043848 + 5111043849.

It is an arithmetic number, because the mean of its divisors is an integer number (5111043849).

Almost surely, 210222087697 is an apocalyptic number.

It is an amenable number.

10222087697 is a deficient number, since it is larger than the sum of its proper divisors (1).

10222087697 is an equidigital number, since it uses as much as digits as its factorization.

10222087697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 10222087697 in words is "ten billion, two hundred twenty-two million, eighty-seven thousand, six hundred ninety-seven".