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2122102000001 = 4745151106383
BaseRepresentation
bin11110111000010111001…
…000101100100110000001
321111212111221022010101102
4132320113020230212001
5234232031103000001
64302514042344145
7306213444244244
oct36702710544601
97455457263342
102122102000001
11748a8428a695
122a333b7bb055
13125162089a09
14749d304325b
153a302792e6b
hex1ee1722c981

2122102000001 has 4 divisors (see below), whose sum is σ = 2167253106432. Its totient is φ = 2076950893572.

The previous prime is 2122101999971. The next prime is 2122102000019. The reversal of 2122102000001 is 1000002012212.

It is a happy number.

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 2122102000001 - 26 = 2122101999937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122102000301) 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, 22575553145 + ... + 22575553238.

It is an arithmetic number, because the mean of its divisors is an integer number (541813276608).

Almost surely, 22122102000001 is an apocalyptic number.

It is an amenable number.

2122102000001 is a deficient number, since it is larger than the sum of its proper divisors (45151106431).

2122102000001 is an equidigital number, since it uses as much as digits as its factorization.

2122102000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45151106430.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2122102000001 its reverse (1000002012212), we get a palindrome (3122104012213).

The spelling of 2122102000001 in words is "two trillion, one hundred twenty-two billion, one hundred two million, one", and thus it is an aban number.

Divisors: 1 47 45151106383 2122102000001