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122102017 is a prime number
BaseRepresentation
bin1110100011100…
…10000100000001
322111202102110221
413101302010001
5222224231032
620041023041
73011564362
oct721620401
9274672427
10122102017
1162a18064
1234a84a81
131c3b191b
1412305b69
15aabd597
hex7472101

122102017 has 2 divisors, whose sum is σ = 122102018. Its totient is φ = 122102016.

The previous prime is 122102011. The next prime is 122102023. The reversal of 122102017 is 710201221.

It is a balanced prime because it is at equal distance from previous prime (122102011) and next prime (122102023).

It can be written as a sum of positive squares in only one way, i.e., 109077136 + 13024881 = 10444^2 + 3609^2 .

It is a cyclic number.

It is not a de Polignac number, because 122102017 - 215 = 122069249 is a prime.

It is not a weakly prime, because it can be changed into another prime (122102011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61051008 + 61051009.

It is an arithmetic number, because the mean of its divisors is an integer number (61051009).

Almost surely, 2122102017 is an apocalyptic number.

It is an amenable number.

122102017 is a deficient number, since it is larger than the sum of its proper divisors (1).

122102017 is an equidigital number, since it uses as much as digits as its factorization.

122102017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 122102017 is about 11049.9781447748. The cubic root of 122102017 is about 496.1057713749.

Adding to 122102017 its reverse (710201221), we get a palindrome (832303238).

The spelling of 122102017 in words is "one hundred twenty-two million, one hundred two thousand, seventeen".