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2132210000231 = 11231898673197
BaseRepresentation
bin11111000001110001100…
…111101010000101100111
321112211121101021201222022
4133001301213222011213
5234413231230001411
64311305044053355
7310022102651543
oct37016147520547
97484541251868
102132210000231
117522a0a5a893
122a52a099425b
131260b325c23c
14752b167aa23
153a6e4d85edb
hex1f0719ea167

2132210000231 has 4 divisors (see below), whose sum is σ = 2134108674552. Its totient is φ = 2130311325912.

The previous prime is 2132210000197. The next prime is 2132210000257. The reversal of 2132210000231 is 1320000122312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2132210000231 - 210 = 2132209999207 is a prime.

It is a super-2 number, since 2×21322100002312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132210000131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 949335476 + ... + 949337721.

It is an arithmetic number, because the mean of its divisors is an integer number (533527168638).

Almost surely, 22132210000231 is an apocalyptic number.

2132210000231 is a deficient number, since it is larger than the sum of its proper divisors (1898674321).

2132210000231 is a wasteful number, since it uses less digits than its factorization.

2132210000231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1898674320.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2132210000231 its reverse (1320000122312), we get a palindrome (3452210122543).

The spelling of 2132210000231 in words is "two trillion, one hundred thirty-two billion, two hundred ten million, two hundred thirty-one", and thus it is an aban number.

Divisors: 1 1123 1898673197 2132210000231