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10022232231 = 3211101234669
BaseRepresentation
bin10010101010101111…
…10010000010100111
3221212110121011000100
421111113302002213
5131011142412411
64334255115143
7503234365644
oct112527620247
927773534010
1010022232231
11428331a460
121b38512ab3
13c394a293b
146b10acdcb
153d9d00456
hex2555f20a7

10022232231 has 12 divisors (see below), whose sum is σ = 15792608520. Its totient is φ = 6074080080.

The previous prime is 10022232223. The next prime is 10022232251. The reversal of 10022232231 is 13223222001.

10022232231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10022232231 - 23 = 10022232223 is a prime.

It is a super-2 number, since 2×100222322312 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022232211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50617236 + ... + 50617433.

It is an arithmetic number, because the mean of its divisors is an integer number (1316050710).

Almost surely, 210022232231 is an apocalyptic number.

10022232231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10022232231 is a deficient number, since it is larger than the sum of its proper divisors (5770376289).

10022232231 is a wasteful number, since it uses less digits than its factorization.

10022232231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101234686 (or 101234683 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 10022232231 its reverse (13223222001), we get a palindrome (23245454232).

The spelling of 10022232231 in words is "ten billion, twenty-two million, two hundred thirty-two thousand, two hundred thirty-one".

Divisors: 1 3 9 11 33 99 101234669 303704007 911112021 1113581359 3340744077 10022232231