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BaseRepresentation
bin1101010110100…
…00011111001100
321210202100021000
412223100133030
5212133044040
615040340300
72530003263
oct653203714
9253670230
10112003020
115824a588
1231614690
131a286c9c
1410c375da
159c76130

112003020 has 96 divisors (see below), whose sum is σ = 350461440. Its totient is φ = 29695680.

The previous prime is 112003019. The next prime is 112003037. The reversal of 112003020 is 20300211.

Adding to 112003020 its reverse (20300211), we get a palindrome (132303231).

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 112002993 and 112003011.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113449 + ... + 114431.

It is an arithmetic number, because the mean of its divisors is an integer number (3650640).

Almost surely, 2112003020 is an apocalyptic number.

112003020 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 112003020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175230720).

112003020 is an abundant number, since it is smaller than the sum of its proper divisors (238458420).

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

112003020 is a wasteful number, since it uses less digits than its factorization.

112003020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212 (or 1204 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 112003020 is about 10583.1479248851. The cubic root of 112003020 is about 482.0327853137.

The spelling of 112003020 in words is "one hundred twelve million, three thousand, twenty".