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23130322201200 = 24352173239466183
BaseRepresentation
bin1010100001001011100101…
…01000110110101001110000
310000220020101220221112200110
411100211302220312221300
511012431344440414300
6121105531234421320
74605052642510314
oct520456250665160
9100806356845613
1023130322201200
117408572970425
12271698a131840
13cba24568a556
1459d729331b44
152a1a15885550
hex150972a36a70

23130322201200 has 240 divisors, whose sum is σ = 74834391720960. Its totient is φ = 6106760432640.

The previous prime is 23130322201183. The next prime is 23130322201213. The reversal of 23130322201200 is 210222303132.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

It is a super-2 number, since 2×231303222012002 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49383309 + ... + 49849491.

It is an arithmetic number, because the mean of its divisors is an integer number (311809965504).

Almost surely, 223130322201200 is an apocalyptic number.

23130322201200 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 23130322201200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37417195860480).

23130322201200 is an abundant number, since it is smaller than the sum of its proper divisors (51704069519760).

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

23130322201200 is a wasteful number, since it uses less digits than its factorization.

23130322201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466616 (or 466605 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 23130322201200 its reverse (210222303132), we get a palindrome (23340544504332).

The spelling of 23130322201200 in words is "twenty-three trillion, one hundred thirty billion, three hundred twenty-two million, two hundred one thousand, two hundred".