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12211202002 = 231677290923
BaseRepresentation
bin10110101111101100…
…00010011111010010
31011112000112100000211
423113312002133102
5200002031431002
65335412234334
7611414335006
oct132766023722
934460470024
1012211202002
1151a69a588a
12244960b9aa
1311c7b4181c
1483bab8706
154b708ddd7
hex2d7d827d2

12211202002 has 16 divisors (see below), whose sum is σ = 18935661312. Its totient is φ = 5899898160.

The previous prime is 12211201993. The next prime is 12211202027. The reversal of 12211202002 is 20020211221.

It is a happy number.

It is a super-2 number, since 2×122112020022 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103488 + ... + 187435.

It is an arithmetic number, because the mean of its divisors is an integer number (1183478832).

Almost surely, 212211202002 is an apocalyptic number.

12211202002 is a deficient number, since it is larger than the sum of its proper divisors (6724459310).

12211202002 is a wasteful number, since it uses less digits than its factorization.

12211202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291633.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12211202002 its reverse (20020211221), we get a palindrome (32231413223).

The spelling of 12211202002 in words is "twelve billion, two hundred eleven million, two hundred two thousand, two".

Divisors: 1 2 31 62 677 1354 20987 41974 290923 581846 9018613 18037226 196954871 393909742 6105601001 12211202002