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12213200202 = 237290790481
BaseRepresentation
bin10110101111111011…
…01010010101001010
31011112011021212001020
423113331222111022
5200003034401302
65335523133310
7611440326450
oct132775522512
934464255036
1012213200202
1151a8040095
12244a214236
1311c83911a8
1483c0789d0
154b7335ebc
hex2d7f6a54a

12213200202 has 16 divisors (see below), whose sum is σ = 27915886272. Its totient is φ = 3489485760.

The previous prime is 12213200201. The next prime is 12213200213. The reversal of 12213200202 is 20200231221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12213200201) 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, 145395199 + ... + 145395282.

It is an arithmetic number, because the mean of its divisors is an integer number (1744742892).

Almost surely, 212213200202 is an apocalyptic number.

12213200202 is an abundant number, since it is smaller than the sum of its proper divisors (15702686070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12213200202 is a wasteful number, since it uses less digits than its factorization.

12213200202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290790493.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 12213200202 its reverse (20200231221), we get a palindrome (32413431423).

The spelling of 12213200202 in words is "twelve billion, two hundred thirteen million, two hundred thousand, two hundred two".

Divisors: 1 2 3 6 7 14 21 42 290790481 581580962 872371443 1744742886 2035533367 4071066734 6106600101 12213200202