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12020002202 = 2131313529067
BaseRepresentation
bin10110011000111001…
…01010110110011010
31011000200202101012202
423030130222312122
5144104110032302
65304422210202
7603603222125
oct131434526632
934020671182
1012020002202
115108a8361a
1223b5583962
131197348c50
148205473bc
154a53c2202
hex2cc72ad9a

12020002202 has 16 divisors (see below), whose sum is σ = 19565152992. Its totient is φ = 5505342960.

The previous prime is 12020002199. The next prime is 12020002207. The reversal of 12020002202 is 20220002021.

It is not an unprimeable number, because it can be changed into a prime (12020002207) 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, 1761128 + ... + 1767939.

It is an arithmetic number, because the mean of its divisors is an integer number (1222822062).

Almost surely, 212020002202 is an apocalyptic number.

12020002202 is a deficient number, since it is larger than the sum of its proper divisors (7545150790).

12020002202 is a wasteful number, since it uses less digits than its factorization.

12020002202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3529213.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 12020002202 its reverse (20220002021), we get a palindrome (32240004223).

The spelling of 12020002202 in words is "twelve billion, twenty million, two thousand, two hundred two".

Divisors: 1 2 13 26 131 262 1703 3406 3529067 7058134 45877871 91755742 462307777 924615554 6010001101 12020002202