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2110200031 = 47442310151
BaseRepresentation
bin111110111000111…
…0001100011011111
312110001201021020201
41331301301203133
513310202400111
6545220524331
7103202255452
oct17561614337
95401637221
102110200031
11993175575
124aa8506a7
1327824c794
14160383499
15c53ce6c1
hex7dc718df

2110200031 has 8 divisors (see below), whose sum is σ = 2155797504. Its totient is φ = 2064631800.

The previous prime is 2110199909. The next prime is 2110200061. The reversal of 2110200031 is 1300020112.

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 2110200031 - 211 = 2110197983 is a prime.

It is a super-2 number, since 2×21102000312 = 8905888341664801922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2110199990 and 2110200017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110200061) 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, 202806 + ... + 212956.

It is an arithmetic number, because the mean of its divisors is an integer number (269474688).

Almost surely, 22110200031 is an apocalyptic number.

2110200031 is a deficient number, since it is larger than the sum of its proper divisors (45597473).

2110200031 is a wasteful number, since it uses less digits than its factorization.

2110200031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14621.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 2110200031 is about 45936.9135989783. The cubic root of 2110200031 is about 1282.6491421437.

Adding to 2110200031 its reverse (1300020112), we get a palindrome (3410220143).

The spelling of 2110200031 in words is "two billion, one hundred ten million, two hundred thousand, thirty-one".

Divisors: 1 47 4423 10151 207881 477097 44897873 2110200031