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10012211210201 = 38075326295817
BaseRepresentation
bin1001000110110010011001…
…0010101110011111011001
31022110011021012210000002212
42101230212102232133121
52303020002032211301
633143314001404505
72052233633045234
oct221544622563731
938404235700085
1010012211210201
113210178234a82
121158525339735
135781bbca09a5
14268844c0a41b
15125691ed44bb
hex91b264ae7d9

10012211210201 has 4 divisors (see below), whose sum is σ = 10012237886772. Its totient is φ = 10012184533632.

The previous prime is 10012211210173. The next prime is 10012211210203. The reversal of 10012211210201 is 10201211221001.

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 6785790552025 + 3226420658176 = 2604955^2 + 1796224^2 .

It is a cyclic number.

It is not a de Polignac number, because 10012211210201 - 210 = 10012211209177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10012211210203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12767156 + ... + 13528661.

It is an arithmetic number, because the mean of its divisors is an integer number (2503059471693).

Almost surely, 210012211210201 is an apocalyptic number.

It is an amenable number.

10012211210201 is a deficient number, since it is larger than the sum of its proper divisors (26676571).

10012211210201 is an equidigital number, since it uses as much as digits as its factorization.

10012211210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26676570.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10012211210201 its reverse (10201211221001), we get a palindrome (20213422431202).

The spelling of 10012211210201 in words is "ten trillion, twelve billion, two hundred eleven million, two hundred ten thousand, two hundred one".

Divisors: 1 380753 26295817 10012211210201