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12020033230 = 2510111901023
BaseRepresentation
bin10110011000111001…
…10010011011001110
31011000200210221202221
423030130302123032
5144104112030410
65304423005554
7603603411442
oct131434623316
934020727687
1012020033230
115108aa4967
1223b55998ba
13119735a0ca
14820554822
154a53cb4da
hex2cc7326ce

12020033230 has 16 divisors (see below), whose sum is σ = 21850280064. Its totient is φ = 4760408800.

The previous prime is 12020033167. The next prime is 12020033281. The reversal of 12020033230 is 3233002021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5949502 + ... + 5951521.

It is an arithmetic number, because the mean of its divisors is an integer number (1365642504).

Almost surely, 212020033230 is an apocalyptic number.

12020033230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12020033230 is a deficient number, since it is larger than the sum of its proper divisors (9830246834).

12020033230 is a wasteful number, since it uses less digits than its factorization.

12020033230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11901131.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 12020033230 its reverse (3233002021), we get a palindrome (15253035251).

The spelling of 12020033230 in words is "twelve billion, twenty million, thirty-three thousand, two hundred thirty".

Divisors: 1 2 5 10 101 202 505 1010 11901023 23802046 59505115 119010230 1202003323 2404006646 6010016615 12020033230