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23231032310000 = 245440954110499
BaseRepresentation
bin1010100100000111001010…
…11011011011100011110000
310001020212100120210011002002
411102003211123123203300
511021104123232410000
6121224104445513132
74615246431352004
oct522034533334360
9101225316704062
1023231032310000
11744725311a7a9
1227323b58727a8
13cc68a53385c8
145a45607dc704
152a445c0dc8d5
hex1520e56db8f0

23231032310000 has 200 divisors, whose sum is σ = 56491768410000. Its totient is φ = 9251677440000.

The previous prime is 23231032309993. The next prime is 23231032310039. The reversal of 23231032310000 is 1323013232.

It is a tau number, because it is divible by the number of its divisors (200).

It is a super-2 number, since 2×232310323100002 (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2212684751 + ... + 2212695249.

It is an arithmetic number, because the mean of its divisors is an integer number (282458842050).

Almost surely, 223231032310000 is an apocalyptic number.

23231032310000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23231032310000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28245884205000).

23231032310000 is an abundant number, since it is smaller than the sum of its proper divisors (33260736100000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23231032310000 is a wasteful number, since it uses less digits than its factorization.

23231032310000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11477 (or 11456 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 23231032310000 its reverse (1323013232), we get a palindrome (23232355323232).

The spelling of 23231032310000 in words is "twenty-three trillion, two hundred thirty-one billion, thirty-two million, three hundred ten thousand".