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2113021301 = 12716637963
BaseRepresentation
bin111110111110010…
…0010010101110101
312110021000121022012
41331330202111311
513311413140201
6545401214005
7103235245646
oct17574422565
95407017265
102113021301
119948221a6
124ab791305
132789c9981
141608b96cd
15c578a5bb
hex7df22575

2113021301 has 4 divisors (see below), whose sum is σ = 2129659392. Its totient is φ = 2096383212.

The previous prime is 2113021291. The next prime is 2113021327. The reversal of 2113021301 is 1031203112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2113021301 - 230 = 1039279477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113023301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8318855 + ... + 8319108.

It is an arithmetic number, because the mean of its divisors is an integer number (532414848).

Almost surely, 22113021301 is an apocalyptic number.

It is an amenable number.

2113021301 is a deficient number, since it is larger than the sum of its proper divisors (16638091).

2113021301 is a wasteful number, since it uses less digits than its factorization.

2113021301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16638090.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 2113021301 is about 45967.6114345742. The cubic root of 2113021301 is about 1283.2205078900.

Adding to 2113021301 its reverse (1031203112), we get a palindrome (3144224413).

The spelling of 2113021301 in words is "two billion, one hundred thirteen million, twenty-one thousand, three hundred one".

Divisors: 1 127 16637963 2113021301