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23130112202232 = 2337247795297189
BaseRepresentation
bin1010100001001011001100…
…00111110001010111111000
310000220012212021210111020220
411100211212013301113320
511012430432210432412
6121105454333420040
74605044512526400
oct520454607612770
9100805767714226
1023130112202232
117408475379062
12271692b93a620
13cba211011cc9
1459d7094a9800
152a1a0220368c
hex1509661f15f8

23130112202232 has 192 divisors, whose sum is σ = 69566936832000. Its totient is φ = 6386120342784.

The previous prime is 23130112202201. The next prime is 23130112202237. The reversal of 23130112202232 is 23220221103132.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23130112202237) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1717894 + ... + 7015082.

It is an arithmetic number, because the mean of its divisors is an integer number (362327796000).

Almost surely, 223130112202232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23130112202232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34783468416000).

23130112202232 is an abundant number, since it is smaller than the sum of its proper divisors (46436824629768).

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

23130112202232 is a wasteful number, since it uses less digits than its factorization.

23130112202232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5297338 (or 5297327 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 23130112202232 its reverse (23220221103132), we get a palindrome (46350333305364).

The spelling of 23130112202232 in words is "twenty-three trillion, one hundred thirty billion, one hundred twelve million, two hundred two thousand, two hundred thirty-two".