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13331012233 = 711295970001
BaseRepresentation
bin11000110101001011…
…10001101010001001
31021102001122120212211
430122211301222021
5204300214342413
610042453505121
7651232506610
oct143245615211
937361576784
1013331012233
115721010890
1227006421a1
131345b3a426
149066d2877
1553053983d
hex31a971a89

13331012233 has 16 divisors (see below), whose sum is σ = 17193605760. Its totient is φ = 10029600000.

The previous prime is 13331012231. The next prime is 13331012239. The reversal of 13331012233 is 33221013331.

It is not a de Polignac number, because 13331012233 - 21 = 13331012231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13331012231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2982768 + ... + 2987233.

It is an arithmetic number, because the mean of its divisors is an integer number (1074600360).

Almost surely, 213331012233 is an apocalyptic number.

It is an amenable number.

13331012233 is a deficient number, since it is larger than the sum of its proper divisors (3862593527).

13331012233 is a wasteful number, since it uses less digits than its factorization.

13331012233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5970048.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 13331012233 its reverse (33221013331), we get a palindrome (46552025564).

The spelling of 13331012233 in words is "thirteen billion, three hundred thirty-one million, twelve thousand, two hundred thirty-three".

Divisors: 1 7 11 29 77 203 319 2233 5970001 41790007 65670011 173130029 459690077 1211910203 1904430319 13331012233