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213113302312120 = 2357761118936829
BaseRepresentation
bin110000011101001101001110…
…101011100110010010111000
31000221120102200110102101211021
4300131031032223212102320
5210413122020342441440
62033130522143512224
762613633205001620
oct6035151653462270
91027512613371737
10213113302312120
11619a4931337121
121ba9a9518b8674
1391bb662655a22
143a8aa4b64b880
1519988756cb84a
hexc1d34eae64b8

213113302312120 has 32 divisors (see below), whose sum is σ = 548005634517600. Its totient is φ = 73067417935488.

The previous prime is 213113302312093. The next prime is 213113302312139. The reversal of 213113302312120 is 21213203311312.

213113302312120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380559468135 + ... + 380559468694.

It is an arithmetic number, because the mean of its divisors is an integer number (17125176078675).

Almost surely, 2213113302312120 is an apocalyptic number.

213113302312120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213113302312120 is an abundant number, since it is smaller than the sum of its proper divisors (334892332205480).

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

213113302312120 is a wasteful number, since it uses less digits than its factorization.

213113302312120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761118936847 (or 761118936843 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 213113302312120 its reverse (21213203311312), we get a palindrome (234326505623432).

The spelling of 213113302312120 in words is "two hundred thirteen trillion, one hundred thirteen billion, three hundred two million, three hundred twelve thousand, one hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 761118936829 1522237873658 3044475747316 3805594684145 5327832557803 6088951494632 7611189368290 10655665115606 15222378736580 21311330231212 26639162789015 30444757473160 42622660462424 53278325578030 106556651156060 213113302312120