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23011023000 = 2335373832861
BaseRepresentation
bin10101011011100100…
…000101100010011000
32012101200022002022010
4111123210011202120
5334111310214000
614323210025520
71443143316420
oct253344054230
965350262263
1023011023000
119839139189
1245624182a0
13222944b554
14118415b480
158ea28ad50
hex55b905898

23011023000 has 256 divisors, whose sum is σ = 82293719040. Its totient is φ = 5244096000.

The previous prime is 23011022981. The next prime is 23011023029. The reversal of 23011023000 is 32011032.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8041570 + ... + 8044430.

It is an arithmetic number, because the mean of its divisors is an integer number (321459840).

Almost surely, 223011023000 is an apocalyptic number.

23011023000 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 23011023000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41146859520).

23011023000 is an abundant number, since it is smaller than the sum of its proper divisors (59282696040).

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

23011023000 is a wasteful number, since it uses less digits than its factorization.

23011023000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275 (or 3261 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 23011023000 its reverse (32011032), we get a palindrome (23043034032).

The spelling of 23011023000 in words is "twenty-three billion, eleven million, twenty-three thousand".