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200031302111223 = 31188337271841891
BaseRepresentation
bin101101011110110101101010…
…101101001100111111110111
3222020020210202101002001202010
4231132311222231030333313
5202204303101320024343
61545233040034215303
760063533066006142
oct5536655255147767
9866223671061663
10200031302111223
1158810887266860
121a5274a6424533
13877cb4234ab9b
1437577d0d7d059
15181d417173d33
hexb5ed6ab4cff7

200031302111223 has 32 divisors (see below), whose sum is σ = 291362441490432. Its totient is φ = 121061240949600.

The previous prime is 200031302111203. The next prime is 200031302111227. The reversal of 200031302111223 is 322111203130002.

It is not a de Polignac number, because 200031302111223 - 214 = 200031302094839 is a prime.

It is a super-3 number, since 3×2000313021112233 (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 200031302111223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200031302111227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107680108 + ... + 109521998.

It is an arithmetic number, because the mean of its divisors is an integer number (9105076296576).

Almost surely, 2200031302111223 is an apocalyptic number.

200031302111223 is a deficient number, since it is larger than the sum of its proper divisors (91331139379209).

200031302111223 is a wasteful number, since it uses less digits than its factorization.

200031302111223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1846515.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 200031302111223 its reverse (322111203130002), we get a palindrome (522142505241225).

The spelling of 200031302111223 in words is "two hundred trillion, thirty-one billion, three hundred two million, one hundred eleven thousand, two hundred twenty-three".

Divisors: 1 3 11 33 883 2649 3727 9713 11181 29139 40997 122991 1841891 3290941 5525673 9872823 20260801 36200351 60782403 108601053 1626389753 4879169259 6864727757 17890287283 20594183271 53670861849 75512005327 226536015981 6061554609431 18184663828293 66677100703741 200031302111223