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23320231000 = 2353112120021
BaseRepresentation
bin10101101101111111…
…100111110001011000
32020012020010110221021
4111231333213301120
5340224434343000
614414013252224
71453616456443
oct255577476130
966166113837
1023320231000
119987731790
124629a94074
132278521571
1411b324a65a
159174b811a
hex56dfe7c58

23320231000 has 64 divisors (see below), whose sum is σ = 59530217760. Its totient is φ = 8480080000.

The previous prime is 23320230959. The next prime is 23320231003. The reversal of 23320231000 is 13202332.

It is a super-2 number, since 2×233202310002 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23320231003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1049011 + ... + 1071010.

Almost surely, 223320231000 is an apocalyptic number.

23320231000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23320231000 is an abundant number, since it is smaller than the sum of its proper divisors (36209986760).

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

23320231000 is a wasteful number, since it uses less digits than its factorization.

23320231000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2120053 (or 2120039 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 23320231000 its reverse (13202332), we get a palindrome (23333433332).

The spelling of 23320231000 in words is "twenty-three billion, three hundred twenty million, two hundred thirty-one thousand".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 125 200 220 250 275 440 500 550 1000 1100 1375 2200 2750 5500 11000 2120021 4240042 8480084 10600105 16960168 21200210 23320231 42400420 46640462 53000525 84800840 93280924 106001050 116601155 186561848 212002100 233202310 265002625 424004200 466404620 530005250 583005775 932809240 1060010500 1166011550 2120021000 2332023100 2915028875 4664046200 5830057750 11660115500 23320231000