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12240213033 = 322371823903
BaseRepresentation
bin10110110011001001…
…01101010000101001
31011121001010020200110
423121210231100221
5200031443304113
65342330124533
7612216044166
oct133144552051
934531106613
1012240213033
115211310244
122457280749
131200b5b609
148418ab06d
154b98bebc3
hex2d992d429

12240213033 has 8 divisors (see below), whose sum is σ = 16327588608. Its totient is φ = 8156489744.

The previous prime is 12240213001. The next prime is 12240213043. The reversal of 12240213033 is 33031204221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12240213033 - 25 = 12240213001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12240213043) 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, 905241 + ... + 918662.

It is an arithmetic number, because the mean of its divisors is an integer number (2040948576).

Almost surely, 212240213033 is an apocalyptic number.

It is an amenable number.

12240213033 is a deficient number, since it is larger than the sum of its proper divisors (4087375575).

12240213033 is a wasteful number, since it uses less digits than its factorization.

12240213033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1826143.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12240213033 its reverse (33031204221), we get a palindrome (45271417254).

The spelling of 12240213033 in words is "twelve billion, two hundred forty million, two hundred thirteen thousand, thirty-three".

Divisors: 1 3 2237 6711 1823903 5471709 4080071011 12240213033