Search a number
-
+
10023222131 = 137691002623
BaseRepresentation
bin10010101010110111…
…00011101101110011
3221212112110102220022
421111123203231303
5131011421102011
64334332234055
7503245660646
oct112533435563
927775412808
1010023222131
11428393615a
121b3890b92b
13c3975b390
146b1289a5d
153d9e488db
hex2556e3b73

10023222131 has 8 divisors (see below), whose sum is σ = 10808286720. Its totient is φ = 9240164352.

The previous prime is 10023222119. The next prime is 10023222191. The reversal of 10023222131 is 13122232001.

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 10023222131 - 26 = 10023222067 is a prime.

It is a super-2 number, since 2×100232221312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10023222191) 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, 491315 + ... + 511308.

It is an arithmetic number, because the mean of its divisors is an integer number (1351035840).

Almost surely, 210023222131 is an apocalyptic number.

10023222131 is a deficient number, since it is larger than the sum of its proper divisors (785064589).

10023222131 is a wasteful number, since it uses less digits than its factorization.

10023222131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003405.

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

Adding to 10023222131 its reverse (13122232001), we get a palindrome (23145454132).

The spelling of 10023222131 in words is "ten billion, twenty-three million, two hundred twenty-two thousand, one hundred thirty-one".

Divisors: 1 13 769 9997 1002623 13034099 771017087 10023222131