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2122211102201 = 4314923923671
BaseRepresentation
bin11110111000011101101…
…000111000110111111001
321111212210112121002110122
4132320131220320313321
5234232242020232301
64302532541023025
7306216240506411
oct36703550706771
97455715532418
102122211102201
1174902a9287a3
122a3370254a75
1312517b869528
1474a03723641
153a30c14481b
hex1ee1da38df9

2122211102201 has 4 divisors (see below), whose sum is σ = 2127135026304. Its totient is φ = 2117287178100.

The previous prime is 2122211102197. The next prime is 2122211102227. The reversal of 2122211102201 is 1022011122212.

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 2122211102201 - 22 = 2122211102197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2122211102201.

It is not an unprimeable number, because it can be changed into a prime (2122211102261) 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, 2461961405 + ... + 2461962266.

It is an arithmetic number, because the mean of its divisors is an integer number (531783756576).

Almost surely, 22122211102201 is an apocalyptic number.

It is an amenable number.

2122211102201 is a deficient number, since it is larger than the sum of its proper divisors (4923924103).

2122211102201 is an equidigital number, since it uses as much as digits as its factorization.

2122211102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4923924102.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2122211102201 its reverse (1022011122212), we get a palindrome (3144222224413).

The spelling of 2122211102201 in words is "two trillion, one hundred twenty-two billion, two hundred eleven million, one hundred two thousand, two hundred one".

Divisors: 1 431 4923923671 2122211102201