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2111210001112 = 231913889539481
BaseRepresentation
bin11110101110001101111…
…011000001001011011000
321110211101212002020211011
4132232031323001023120
5234042224230013422
64253513153143304
7305346515626402
oct36561573011330
97424355066734
102111210001112
117443a5008713
122a11bbb5ab34
13124117647964
147427c647b72
1539db6439077
hex1eb8dec12d8

2111210001112 has 16 divisors (see below), whose sum is σ = 4166861844600. Its totient is φ = 1000046842560.

The previous prime is 2111210001067. The next prime is 2111210001127. The reversal of 2111210001112 is 2111000121112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2111210001092 and 2111210001101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6944769589 + ... + 6944769892.

Almost surely, 22111210001112 is an apocalyptic number.

It is an amenable number.

2111210001112 is a deficient number, since it is larger than the sum of its proper divisors (2055651843488).

2111210001112 is a wasteful number, since it uses less digits than its factorization.

2111210001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13889539506 (or 13889539502 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2111210001112 its reverse (2111000121112), we get a palindrome (4222210122224).

The spelling of 2111210001112 in words is "two trillion, one hundred eleven billion, two hundred ten million, one thousand, one hundred twelve".

Divisors: 1 2 4 8 19 38 76 152 13889539481 27779078962 55558157924 111116315848 263901250139 527802500278 1055605000556 2111210001112