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2212002097 = 19116421163
BaseRepresentation
bin1000001111011000…
…0111100100110001
312201011021100102121
42003312013210301
514012233031342
61003254514241
7105546464464
oct20366074461
95634240377
102212002097
11a35687a08
12518965981
132933745a6
1416dac32db
15ce2dd067
hex83d87931

2212002097 has 4 divisors (see below), whose sum is σ = 2328423280. Its totient is φ = 2095580916.

The previous prime is 2212002083. The next prime is 2212002103. The reversal of 2212002097 is 7902002122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2212002097 - 231 = 64518449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212002697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58210563 + ... + 58210600.

It is an arithmetic number, because the mean of its divisors is an integer number (582105820).

Almost surely, 22212002097 is an apocalyptic number.

It is an amenable number.

2212002097 is a deficient number, since it is larger than the sum of its proper divisors (116421183).

2212002097 is a wasteful number, since it uses less digits than its factorization.

2212002097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116421182.

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

The square root of 2212002097 is about 47031.9263585918. The cubic root of 2212002097 is about 1302.9522838160.

Adding to 2212002097 its sum of digits (25), we get a palindrome (2212002122).

The spelling of 2212002097 in words is "two billion, two hundred twelve million, two thousand, ninety-seven".

Divisors: 1 19 116421163 2212002097