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113223010020 = 2235171136771451
BaseRepresentation
bin110100101110010011…
…1100000011011100100
3101211020201001211221120
41221130213200123210
53323340042310040
6124003002013540
711115525464061
oct1513447403344
9354221054846
10113223010020
114402148a25a
1219b3a1a72b0
13a8a5163c23
1456a127bc68
152e2a03d7d0
hex1a5c9e06e4

113223010020 has 192 divisors, whose sum is σ = 339377423616. Its totient is φ = 28104294400.

The previous prime is 113223010007. The next prime is 113223010049. The reversal of 113223010020 is 20010322311.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 78030295 + ... + 78031745.

It is an arithmetic number, because the mean of its divisors is an integer number (1767590748).

Almost surely, 2113223010020 is an apocalyptic number.

113223010020 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 113223010020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169688711808).

113223010020 is an abundant number, since it is smaller than the sum of its proper divisors (226154413596).

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

113223010020 is a wasteful number, since it uses less digits than its factorization.

113223010020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270 (or 2268 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 113223010020 its reverse (20010322311), we get a palindrome (133233332331).

The spelling of 113223010020 in words is "one hundred thirteen billion, two hundred twenty-three million, ten thousand, twenty".