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122102211201 = 343946528769
BaseRepresentation
bin111000110110111011…
…0111110001010000001
3102200011111212000010120
41301231312332022001
54000031131224301
6132032030050453
711551543446015
oct1615566761201
9380144760116
10122102211201
1147868573553
121b7b7949a29
13b68b89a819
145ca460a545
153299807e36
hex1c6ddbe281

122102211201 has 8 divisors (see below), whose sum is σ = 166589063520. Its totient is φ = 79508416512.

The previous prime is 122102211197. The next prime is 122102211223. The reversal of 122102211201 is 102112201221.

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

It is not a de Polignac number, because 122102211201 - 22 = 122102211197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122102211281) 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, 473264256 + ... + 473264513.

It is an arithmetic number, because the mean of its divisors is an integer number (20823632940).

Almost surely, 2122102211201 is an apocalyptic number.

It is an amenable number.

122102211201 is a deficient number, since it is larger than the sum of its proper divisors (44486852319).

122102211201 is an equidigital number, since it uses as much as digits as its factorization.

122102211201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946528815.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122102211201 its reverse (102112201221), we get a palindrome (224214412422).

The spelling of 122102211201 in words is "one hundred twenty-two billion, one hundred two million, two hundred eleven thousand, two hundred one".

Divisors: 1 3 43 129 946528769 2839586307 40700737067 122102211201