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23213221131001 = 11192931123546211
BaseRepresentation
bin1010100011100101111111…
…10011001011001011111001
310001012011101021220111202211
411101302333303023023321
511020311134102143001
6121212001230255121
74614046155004306
oct521627763131371
9101164337814684
1023213221131001
11743a743185360
12272aa649574a1
13cc4cc7279c35
145a37510c40ad
152a3c685d1351
hex151cbfccb2f9

23213221131001 has 32 divisors (see below), whose sum is σ = 28465047244800. Its totient is φ = 18680186952000.

The previous prime is 23213221130987. The next prime is 23213221131017. The reversal of 23213221131001 is 10013112231232.

It is a cyclic number.

It is not a de Polignac number, because 23213221131001 - 237 = 23075782177529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23213221135001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61585215 + ... + 61960996.

It is an arithmetic number, because the mean of its divisors is an integer number (889532726400).

Almost surely, 223213221131001 is an apocalyptic number.

It is an amenable number.

23213221131001 is a deficient number, since it is larger than the sum of its proper divisors (5251826113799).

23213221131001 is a wasteful number, since it uses less digits than its factorization.

23213221131001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123546301.

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

Adding to 23213221131001 its reverse (10013112231232), we get a palindrome (33226333362233).

The spelling of 23213221131001 in words is "twenty-three trillion, two hundred thirteen billion, two hundred twenty-one million, one hundred thirty-one thousand, one".

Divisors: 1 11 19 29 31 209 319 341 551 589 899 6061 6479 9889 17081 187891 123546211 1359008321 2347378009 3582840119 3829932541 25821158099 39411241309 42129257951 68073962261 72768718279 111068043689 748813584871 800455901069 1221748480579 2110292830091 23213221131001