Search a number
-
+
2122010220211 = 72551118833523
BaseRepresentation
bin11110111000010001101…
…010100101011010110011
321111212021112121020011221
4132320101222211122303
5234231334104021321
64302501003245511
7306211251156550
oct36702152453263
97455245536157
102122010220211
11748a374a3122
122a3314b19897
1312514906394b
14749c4b91a27
153a2e96b3e41
hex1ee11aa56b3

2122010220211 has 8 divisors (see below), whose sum is σ = 2426105225984. Its totient is φ = 1818152886600.

The previous prime is 2122010220181. The next prime is 2122010220257. The reversal of 2122010220211 is 1120220102212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2122010220211 - 25 = 2122010220179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122010280211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59398905 + ... + 59434618.

It is an arithmetic number, because the mean of its divisors is an integer number (303263153248).

Almost surely, 22122010220211 is an apocalyptic number.

2122010220211 is a deficient number, since it is larger than the sum of its proper divisors (304095005773).

2122010220211 is a wasteful number, since it uses less digits than its factorization.

2122010220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118836081.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2122010220211 its reverse (1120220102212), we get a palindrome (3242230322423).

The spelling of 2122010220211 in words is "two trillion, one hundred twenty-two billion, ten million, two hundred twenty thousand, two hundred eleven".

Divisors: 1 7 2551 17857 118833523 831834661 303144317173 2122010220211