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11312130101 = 532113173191
BaseRepresentation
bin10101000100100000…
…10110100000110101
31002012100202202020112
422202100112200311
5141131401130401
65110254112405
7550216343066
oct124220264065
932170682215
1011312130101
114885447858
1222384ab705
1310b37b170c
1479452056d
154631973bb
hex2a2416835

11312130101 has 16 divisors (see below), whose sum is σ = 11620361088. Its totient is φ = 11007796800.

The previous prime is 11312130091. The next prime is 11312130103. The reversal of 11312130101 is 10103121311.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11312130101 - 214 = 11312113717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312130103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3543416 + ... + 3546606.

It is an arithmetic number, because the mean of its divisors is an integer number (726272568).

Almost surely, 211312130101 is an apocalyptic number.

It is an amenable number.

11312130101 is a deficient number, since it is larger than the sum of its proper divisors (308230987).

11312130101 is a wasteful number, since it uses less digits than its factorization.

11312130101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3772.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11312130101 its reverse (10103121311), we get a palindrome (21415251412).

The spelling of 11312130101 in words is "eleven billion, three hundred twelve million, one hundred thirty thousand, one hundred one".

Divisors: 1 53 211 317 3191 11183 16801 66887 169123 673301 1011547 3545011 35684953 53611991 213436417 11312130101