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2031030003213 = 327919073149771
BaseRepresentation
bin11101100011100010110…
…100100110011000001101
321012011102222021100010100
4131203202310212120031
5231234022140100323
64153013045401313
7266510550115521
oct35434264463015
97164388240110
102031030003213
1171339a540542
12289763a09239
131196aa13cc13
1470433a15d81
1537c72262943
hex1d8e2d2660d

2031030003213 has 24 divisors (see below), whose sum is σ = 2971021173120. Its totient is φ = 1336801489920.

The previous prime is 2031030003173. The next prime is 2031030003229. The reversal of 2031030003213 is 3123000301302.

2031030003213 is a `hidden beast` number, since 2 + 0 + 310 + 30 + 0 + 0 + 321 + 3 = 666.

It is not a de Polignac number, because 2031030003213 - 213 = 2031029995021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031030003293) 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, 13486018 + ... + 13635788.

It is an arithmetic number, because the mean of its divisors is an integer number (123792548880).

Almost surely, 22031030003213 is an apocalyptic number.

It is an amenable number.

2031030003213 is a deficient number, since it is larger than the sum of its proper divisors (939991169907).

2031030003213 is a wasteful number, since it uses less digits than its factorization.

2031030003213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168929 (or 168926 counting only the distinct ones).

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

Adding to 2031030003213 its reverse (3123000301302), we get a palindrome (5154030304515).

The spelling of 2031030003213 in words is "two trillion, thirty-one billion, thirty million, three thousand, two hundred thirteen".

Divisors: 1 3 9 79 237 711 19073 57219 149771 171657 449313 1347939 1506767 4520301 11831909 13560903 35495727 106487181 2856582283 8569746849 25709240547 225670000357 677010001071 2031030003213