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12113013000 = 23353111919319
BaseRepresentation
bin10110100011111110…
…11110100100001000
31011021011202211001010
423101333132210020
5144301412404000
65321543523520
7606112624464
oct132177364410
934234684033
1012113013000
115156530a50
1224207595a0
1311b06b341a
1482ca394a4
154ad645d50
hex2d1fde908

12113013000 has 256 divisors, whose sum is σ = 43400448000. Its totient is φ = 2781792000.

The previous prime is 12113012927. The next prime is 12113013001. The reversal of 12113013000 is 31031121.

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

It is not an unprimeable number, because it can be changed into a prime (12113013001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 617341 + ... + 636659.

It is an arithmetic number, because the mean of its divisors is an integer number (169533000).

Almost surely, 212113013000 is an apocalyptic number.

12113013000 is a gapful number since it is divisible by the number (10) 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 12113013000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21700224000).

12113013000 is an abundant number, since it is smaller than the sum of its proper divisors (31287435000).

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

12113013000 is a wasteful number, since it uses less digits than its factorization.

12113013000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19373 (or 19359 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 12113013000 its reverse (31031121), we get a palindrome (12144044121).

The spelling of 12113013000 in words is "twelve billion, one hundred thirteen million, thirteen thousand".