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113112021201 = 3218391726453
BaseRepresentation
bin110100101011000000…
…0000111100011010001
3101210221222020000220120
41221112000013203101
53323123134134301
6123543555100453
711113010213364
oct1512600074321
9353858200816
10113112021201
1143a74872763
1219b08ba1729
13a88817377a
14569062a0db
152e20417e36
hex1a560078d1

113112021201 has 8 divisors (see below), whose sum is σ = 150823021440. Its totient is φ = 75404517552.

The previous prime is 113112021199. The next prime is 113112021221. The reversal of 113112021201 is 102120211311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113112021201 - 21 = 113112021199 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113112021221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 797710 + ... + 928743.

It is an arithmetic number, because the mean of its divisors is an integer number (18852877680).

Almost surely, 2113112021201 is an apocalyptic number.

It is an amenable number.

113112021201 is a deficient number, since it is larger than the sum of its proper divisors (37711000239).

113112021201 is a wasteful number, since it uses less digits than its factorization.

113112021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1748295.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 113112021201 its reverse (102120211311), we get a palindrome (215232232512).

The spelling of 113112021201 in words is "one hundred thirteen billion, one hundred twelve million, twenty-one thousand, two hundred one".

Divisors: 1 3 21839 65517 1726453 5179359 37704007067 113112021201