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2002120233 = 3667373411
BaseRepresentation
bin111011101010101…
…1110111000101001
312011112100020122020
41313111132320221
513100020321413
6530400215053
7100420512141
oct16725367051
95145306566
102002120233
11938165623
1247a60a489
1325ba3a439
1414dc8b921
15bab80c23
hex7755ee29

2002120233 has 4 divisors (see below), whose sum is σ = 2669493648. Its totient is φ = 1334746820.

The previous prime is 2002120163. The next prime is 2002120247. The reversal of 2002120233 is 3320212002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2002120233 - 226 = 1935011369 is a prime.

It is a super-3 number, since 3×20021202333 (a number of 29 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2002120333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333686703 + ... + 333686708.

It is an arithmetic number, because the mean of its divisors is an integer number (667373412).

Almost surely, 22002120233 is an apocalyptic number.

It is an amenable number.

2002120233 is a deficient number, since it is larger than the sum of its proper divisors (667373415).

2002120233 is an equidigital number, since it uses as much as digits as its factorization.

2002120233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667373414.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2002120233 is about 44745.0581964087. The cubic root of 2002120233 is about 1260.3661136900.

Adding to 2002120233 its reverse (3320212002), we get a palindrome (5322332235).

The spelling of 2002120233 in words is "two billion, two million, one hundred twenty thousand, two hundred thirty-three".

Divisors: 1 3 667373411 2002120233