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12202212201 = 319072132881
BaseRepresentation
bin10110101110100111…
…01111101101101001
31011111101121121100020
423113103233231221
5144442231242301
65334451431053
7611245043454
oct132723575551
934441547306
1012202212201
1151a19156a3
1224465b5489
1311c6014a0a
1483a81849b
154b63b5436
hex2d74efb69

12202212201 has 8 divisors (see below), whose sum is σ = 16278155424. Its totient is φ = 8130538560.

The previous prime is 12202212163. The next prime is 12202212223. The reversal of 12202212201 is 10221220221.

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

It is not a de Polignac number, because 12202212201 - 27 = 12202212073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12202212271) 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, 1060720 + ... + 1072161.

It is an arithmetic number, because the mean of its divisors is an integer number (2034769428).

Almost surely, 212202212201 is an apocalyptic number.

It is an amenable number.

12202212201 is a deficient number, since it is larger than the sum of its proper divisors (4075943223).

12202212201 is a wasteful number, since it uses less digits than its factorization.

12202212201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2134791.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12202212201 its reverse (10221220221), we get a palindrome (22423432422).

The spelling of 12202212201 in words is "twelve billion, two hundred two million, two hundred twelve thousand, two hundred one".

Divisors: 1 3 1907 5721 2132881 6398643 4067404067 12202212201