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2102000002111 = 31261725909993
BaseRepresentation
bin11110100101101000111…
…101101010010000111111
321102221121222211211100001
4132211220331222100333
5233414344000031421
64245351231015131
7304602343134352
oct36455075522077
97387558754301
102102000002111
117404a9225099
1229b46b66a4a7
131232aa51c0c9
1473a473aa299
1539a27aca691
hex1e968f6a43f

2102000002111 has 8 divisors (see below), whose sum is σ = 2170635657344. Its totient is φ = 2033416172160.

The previous prime is 2102000002093. The next prime is 2102000002117. The reversal of 2102000002111 is 1112000002012.

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 2102000002111 - 221 = 2101997904959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102000002117) 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, 12873870 + ... + 13036123.

It is an arithmetic number, because the mean of its divisors is an integer number (271329457168).

Almost surely, 22102000002111 is an apocalyptic number.

2102000002111 is a deficient number, since it is larger than the sum of its proper divisors (68635655233).

2102000002111 is a wasteful number, since it uses less digits than its factorization.

2102000002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25912641.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2102000002111 its reverse (1112000002012), we get a palindrome (3214000004123).

Subtracting from 2102000002111 its reverse (1112000002012), we obtain a palindrome (990000000099).

The spelling of 2102000002111 in words is "two trillion, one hundred two billion, two thousand, one hundred eleven".

Divisors: 1 31 2617 81127 25909993 803209783 67806451681 2102000002111