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100211010013 = 257389926109
BaseRepresentation
bin101110101010100001…
…0101010100111011101
3100120122212200202120101
41131111002222213131
53120213004310023
6114011501421101
710145215350022
oct1352502524735
9316585622511
10100211010013
1139554559044
121750856a791
1395b045023a
144bc90ab549
152917a1b1ad
hex17550aa9dd

100211010013 has 4 divisors (see below), whose sum is σ = 100600936380. Its totient is φ = 99821083648.

The previous prime is 100211009971. The next prime is 100211010019. The reversal of 100211010013 is 310010112001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 50015744164 + 50195265849 = 223642^2 + 224043^2 .

It is a cyclic number.

It is not a de Polignac number, because 100211010013 - 217 = 100210878941 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 (100211010019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194962798 + ... + 194963311.

It is an arithmetic number, because the mean of its divisors is an integer number (25150234095).

Almost surely, 2100211010013 is an apocalyptic number.

It is an amenable number.

100211010013 is a deficient number, since it is larger than the sum of its proper divisors (389926367).

100211010013 is an equidigital number, since it uses as much as digits as its factorization.

100211010013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389926366.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 100211010013 its reverse (310010112001), we get a palindrome (410221122014).

The spelling of 100211010013 in words is "one hundred billion, two hundred eleven million, ten thousand, thirteen".

Divisors: 1 257 389926109 100211010013