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1022220097 is a prime number
BaseRepresentation
bin111100111011011…
…101011101000001
32122020111011100121
4330323131131001
54043142020342
6245233420241
734221504343
oct7473353501
92566434317
101022220097
114850200a8
1224640a681
13133a19c82
1499a93293
155eb20067
hex3cedd741

1022220097 has 2 divisors, whose sum is σ = 1022220098. Its totient is φ = 1022220096.

The previous prime is 1022220029. The next prime is 1022220103. The reversal of 1022220097 is 7900222201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 554319936 + 467900161 = 23544^2 + 21631^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022220097 - 215 = 1022187329 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022226097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511110048 + 511110049.

It is an arithmetic number, because the mean of its divisors is an integer number (511110049).

Almost surely, 21022220097 is an apocalyptic number.

It is an amenable number.

1022220097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022220097 is an equidigital number, since it uses as much as digits as its factorization.

1022220097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1022220097 is about 31972.1769199409. The cubic root of 1022220097 is about 1007.3525071480.

Adding to 1022220097 its reverse (7900222201), we get a palindrome (8922442298).

The spelling of 1022220097 in words is "one billion, twenty-two million, two hundred twenty thousand, ninety-seven".