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2220101197 = 2397199409
BaseRepresentation
bin1000010001010100…
…0000111001001101
312201201111211022021
42010111000321031
514021321214242
61004144250141
7106005356146
oct20425007115
95651454267
102220101197
11a3a209986
1251b610951
13294c4bb62
14170bd0acd
15ced8cb67
hex84540e4d

2220101197 has 8 divisors (see below), whose sum is σ = 2319036480. Its totient is φ = 2121366720.

The previous prime is 2220101171. The next prime is 2220101203. The reversal of 2220101197 is 7911010222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2220101197 - 211 = 2220099149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220101167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27372 + ... + 72037.

It is an arithmetic number, because the mean of its divisors is an integer number (289879560).

Almost surely, 22220101197 is an apocalyptic number.

It is an amenable number.

2220101197 is a deficient number, since it is larger than the sum of its proper divisors (98935283).

2220101197 is an equidigital number, since it uses as much as digits as its factorization.

2220101197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100403.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 2220101197 is about 47117.9498386761. The cubic root of 2220101197 is about 1304.5405715791.

The spelling of 2220101197 in words is "two billion, two hundred twenty million, one hundred one thousand, one hundred ninety-seven".

Divisors: 1 23 971 22333 99409 2286407 96526139 2220101197