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12002022202 = 2172411464733
BaseRepresentation
bin10110010110110000…
…00101001100111010
31010222102220220021211
423023120011030322
5144040004202302
65302540553334
7603264335242
oct131330051472
933872826254
1012002022202
1150a9912a15
1223ab55284a
1311936c20b1
1481bdc6b22
154a3a1ead7
hex2cb60533a

12002022202 has 16 divisors (see below), whose sum is σ = 19141143912. Its totient is φ = 5624570880.

The previous prime is 12002022143. The next prime is 12002022233. The reversal of 12002022202 is 20222020021.

It can be written as a sum of positive squares in 4 ways, for example, as 11990469001 + 11553201 = 109501^2 + 3399^2 .

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, 724173 + ... + 740560.

Almost surely, 212002022202 is an apocalyptic number.

12002022202 is a deficient number, since it is larger than the sum of its proper divisors (7139121710).

12002022202 is a wasteful number, since it uses less digits than its factorization.

12002022202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464993.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 12002022202 its reverse (20222020021), we get a palindrome (32224042223).

The spelling of 12002022202 in words is "twelve billion, two million, twenty-two thousand, two hundred two".

Divisors: 1 2 17 34 241 482 4097 8194 1464733 2929466 24900461 49800922 353000653 706001306 6001011101 12002022202