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200101231031111 = 1831130829354469
BaseRepresentation
bin101101011111110110110010…
…110010110111001101000111
3222020111111020211200021000222
4231133312302302313031013
5202211424310120443421
61545325123025454555
760101560021013144
oct5537666262671507
9866444224607028
10200101231031111
115883850131a333
121a538b614a145b
138786607b391a7
14375ad463713cb
15182015b3e3cab
hexb5fdb2cb7347

200101231031111 has 8 divisors (see below), whose sum is σ = 200119214551200. Its totient is φ = 200083248318240.

The previous prime is 200101231031099. The next prime is 200101231031131. The reversal of 200101231031111 is 111130132101002.

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 200101231031111 - 210 = 200101231030087 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200101231031111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200101231031131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564332585 + ... + 564687053.

It is an arithmetic number, because the mean of its divisors is an integer number (25014901818900).

Almost surely, 2200101231031111 is an apocalyptic number.

200101231031111 is a deficient number, since it is larger than the sum of its proper divisors (17983520089).

200101231031111 is a wasteful number, since it uses less digits than its factorization.

200101231031111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403609.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 200101231031111 its reverse (111130132101002), we get a palindrome (311231363132113).

The spelling of 200101231031111 in words is "two hundred trillion, one hundred one billion, two hundred thirty-one million, thirty-one thousand, one hundred eleven".

Divisors: 1 18311 30829 354469 564509819 6490681859 10927924801 200101231031111