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212023131033 = 3710096339573
BaseRepresentation
bin1100010101110110010…
…0000011101110011001
3202021021020221000122210
43011131210003232121
511433210410143113
6241222503305333
721214062610110
oct3053544035631
9667236830583
10212023131033
1181a1159152a
123511214b249
1316cbc1c22ac
14a394c00c77
1557adc636c3
hex315d903b99

212023131033 has 8 divisors (see below), whose sum is σ = 323082866368. Its totient is φ = 121156074864.

The previous prime is 212023131031. The next prime is 212023131077. The reversal of 212023131033 is 330131320212.

212023131033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 212023131033 - 21 = 212023131031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 10096339573 = 212023131033 / (2 + 1 + 2 + 0 + 2 + 3 + 1 + 3 + 1 + 0 + 3 + 3).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (212023131031) 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 7 ways as a sum of consecutive naturals, for example, 5048169766 + ... + 5048169807.

It is an arithmetic number, because the mean of its divisors is an integer number (40385358296).

Almost surely, 2212023131033 is an apocalyptic number.

It is an amenable number.

212023131033 is a deficient number, since it is larger than the sum of its proper divisors (111059735335).

212023131033 is a wasteful number, since it uses less digits than its factorization.

212023131033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10096339583.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 212023131033 its reverse (330131320212), we get a palindrome (542154451245).

The spelling of 212023131033 in words is "two hundred twelve billion, twenty-three million, one hundred thirty-one thousand, thirty-three".

Divisors: 1 3 7 21 10096339573 30289018719 70674377011 212023131033