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200231031331 = 4133714491643
BaseRepresentation
bin1011101001111010110…
…0110001001000100011
3201010211110000021220101
42322132230301020203
511240033121000311
6231552421523231
720315624453512
oct2723654611043
9633743007811
10200231031331
1177a10219491
1232980b73517
1315b6014c9c6
149996a60679
15531d8acec1
hex2e9eb31223

200231031331 has 8 divisors (see below), whose sum is σ = 205723378224. Its totient is φ = 194767668480.

The previous prime is 200231031283. The next prime is 200231031349. The reversal of 200231031331 is 133130132002.

200231031331 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 a cyclic number.

It is not a de Polignac number, because 200231031331 - 215 = 200230998563 is a prime.

It is a super-2 number, since 2×2002310313312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200231031299 and 200231031308.

It is not an unprimeable number, because it can be changed into a prime (200231035331) 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, 7232005 + ... + 7259638.

It is an arithmetic number, because the mean of its divisors is an integer number (25715422278).

Almost surely, 2200231031331 is an apocalyptic number.

200231031331 is a deficient number, since it is larger than the sum of its proper divisors (5492346893).

200231031331 is a wasteful number, since it uses less digits than its factorization.

200231031331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14492021.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 200231031331 its reverse (133130132002), we get a palindrome (333361163333).

The spelling of 200231031331 in words is "two hundred billion, two hundred thirty-one million, thirty-one thousand, three hundred thirty-one".

Divisors: 1 41 337 13817 14491643 594157363 4883683691 200231031331