Search a number
-
+
2210200120001 = 17312775723237
BaseRepresentation
bin100000001010011010001…
…100010110101011000001
321211021220122110022121202
4200022122030112223001
5242202442212320001
64411204003030545
7315452551021166
oct40123214265301
97737818408552
102210200120001
11782382391125
122b842766b455
13130561b6a7c3
1478d8d50806d
153c75bb8e96b
hex2029a316ac1

2210200120001 has 4 divisors (see below), whose sum is σ = 2222975843412. Its totient is φ = 2197424396592.

The previous prime is 2210200119923. The next prime is 2210200120049. The reversal of 2210200120001 is 1000210020122.

It is a happy number.

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 1690000000000 + 520200120001 = 1300000^2 + 721249^2 .

It is a cyclic number.

It is not a de Polignac number, because 2210200120001 - 210 = 2210200118977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2210200120061) 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, 6387861446 + ... + 6387861791.

It is an arithmetic number, because the mean of its divisors is an integer number (555743960853).

Almost surely, 22210200120001 is an apocalyptic number.

It is an amenable number.

2210200120001 is a deficient number, since it is larger than the sum of its proper divisors (12775723411).

2210200120001 is a wasteful number, since it uses less digits than its factorization.

2210200120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12775723410.

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

Adding to 2210200120001 its reverse (1000210020122), we get a palindrome (3210410140123).

The spelling of 2210200120001 in words is "two trillion, two hundred ten billion, two hundred million, one hundred twenty thousand, one".

Divisors: 1 173 12775723237 2210200120001