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12232030133 = 372087158407
BaseRepresentation
bin10110110010001010…
…11111011110110101
31011120110201111212002
423121011133132311
5200022344431013
65341434505045
7612056353301
oct133105373665
934513644762
1012232030133
115207731314
122454595185
1311cc254b6b
1484077ad01
154b8d05358
hex2d915f7b5

12232030133 has 8 divisors (see below), whose sum is σ = 12568724352. Its totient is φ = 11895656976.

The previous prime is 12232030079. The next prime is 12232030141. The reversal of 12232030133 is 33103023221.

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 12232030133 - 210 = 12232029109 is a prime.

It is a super-2 number, since 2×122320301332 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12232030193) 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, 1985 + ... + 156422.

It is an arithmetic number, because the mean of its divisors is an integer number (1571090544).

Almost surely, 212232030133 is an apocalyptic number.

It is an amenable number.

12232030133 is a deficient number, since it is larger than the sum of its proper divisors (336694219).

12232030133 is a wasteful number, since it uses less digits than its factorization.

12232030133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160531.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12232030133 its reverse (33103023221), we get a palindrome (45335053354).

The spelling of 12232030133 in words is "twelve billion, two hundred thirty-two million, thirty thousand, one hundred thirty-three".

Divisors: 1 37 2087 77219 158407 5861059 330595409 12232030133