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2130201333 = 321337492077
BaseRepresentation
bin111111011111000…
…0100101011110101
312111110100102212200
41332332010223311
513330312420313
6551213335113
7103534261341
oct17676045365
95443312780
102130201333
119a3496877
124b5497499
1327c433680
14162cac621
15c7030b73
hex7ef84af5

2130201333 has 24 divisors (see below), whose sum is σ = 3403211448. Its totient is φ = 1275460992.

The previous prime is 2130201331. The next prime is 2130201343. The reversal of 2130201333 is 3331020312.

2130201333 is a `hidden beast` number, since 2 + 130 + 201 + 333 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1054820484 + 1075380849 = 32478^2 + 32793^2 .

It is not a de Polignac number, because 2130201333 - 21 = 2130201331 is a prime.

It is a super-2 number, since 2×21302013332 = 9075515438229953778, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130201331) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 241710 + ... + 250367.

It is an arithmetic number, because the mean of its divisors is an integer number (141800477).

Almost surely, 22130201333 is an apocalyptic number.

It is an amenable number.

2130201333 is a deficient number, since it is larger than the sum of its proper divisors (1273010115).

2130201333 is a wasteful number, since it uses less digits than its factorization.

2130201333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492133 (or 492130 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 2130201333 is about 46154.1041837018. The cubic root of 2130201333 is about 1286.6888890345.

Adding to 2130201333 its reverse (3331020312), we get a palindrome (5461221645).

The spelling of 2130201333 in words is "two billion, one hundred thirty million, two hundred one thousand, three hundred thirty-three".

Divisors: 1 3 9 13 37 39 111 117 333 481 1443 4329 492077 1476231 4428693 6397001 18206849 19191003 54620547 57573009 163861641 236689037 710067111 2130201333