Search a number
-
+
10211313022231 = 101101102109131
BaseRepresentation
bin1001010010011000000110…
…1011110111010100010111
31100011012011221222000100011
42110212001223313110113
52314300232113202411
633415002404301051
72102512566401356
oct224460153672427
940135157860304
1010211313022231
113287658aa1272
12118b0300a1787
13590bcc1ac199
142743318c399d
1512a946688c21
hex94981af7517

10211313022231 has 4 divisors (see below), whose sum is σ = 10312415131464. Its totient is φ = 10110210913000.

The previous prime is 10211313022187. The next prime is 10211313022289. The reversal of 10211313022231 is 13222031311201.

10211313022231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10211313022231 is a prime.

It is a super-2 number, since 2×102113130222312 (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211313026231) 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, 50551054465 + ... + 50551054666.

It is an arithmetic number, because the mean of its divisors is an integer number (2578103782866).

Almost surely, 210211313022231 is an apocalyptic number.

10211313022231 is a deficient number, since it is larger than the sum of its proper divisors (101102109233).

10211313022231 is a wasteful number, since it uses less digits than its factorization.

10211313022231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101102109232.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 10211313022231 its reverse (13222031311201), we get a palindrome (23433344333432).

The spelling of 10211313022231 in words is "ten trillion, two hundred eleven billion, three hundred thirteen million, twenty-two thousand, two hundred thirty-one".

Divisors: 1 101 101102109131 10211313022231