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12002022210 = 235400067407
BaseRepresentation
bin10110010110110000…
…00101001101000010
31010222102220220022010
423023120011031002
5144040004202320
65302540553350
7603264335253
oct131330051502
933872826263
1012002022210
1150a9912a22
1223ab552856
1311936c20b9
1481bdc6b2a
154a3a1eae0
hex2cb605342

12002022210 has 16 divisors (see below), whose sum is σ = 28804853376. Its totient is φ = 3200539248.

The previous prime is 12002022143. The next prime is 12002022233. The reversal of 12002022210 is 1222020021.

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, 200033674 + ... + 200033733.

It is an arithmetic number, because the mean of its divisors is an integer number (1800303336).

Almost surely, 212002022210 is an apocalyptic number.

12002022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12002022210 is an abundant number, since it is smaller than the sum of its proper divisors (16802831166).

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

12002022210 is a wasteful number, since it uses less digits than its factorization.

12002022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400067417.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 12002022210 its reverse (1222020021), we get a palindrome (13224042231).

The spelling of 12002022210 in words is "twelve billion, two million, twenty-two thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 400067407 800134814 1200202221 2000337035 2400404442 4000674070 6001011105 12002022210