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2122102222057 is a prime number
BaseRepresentation
bin11110111000010111001…
…001100010110011101001
321111212111221201101222201
4132320113021202303221
5234232031132101212
64302514051220201
7306213446160526
oct36702711426351
97455457641881
102122102222057
11748a84421504
122a333b8a7661
13125162136acc
14749d30a014d
153a3027d8b57
hex1ee17262ce9

2122102222057 has 2 divisors, whose sum is σ = 2122102222058. Its totient is φ = 2122102222056.

The previous prime is 2122102222013. The next prime is 2122102222073. The reversal of 2122102222057 is 7502222012212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1843237960281 + 278864261776 = 1357659^2 + 528076^2 .

It is a cyclic number.

It is not a de Polignac number, because 2122102222057 - 27 = 2122102221929 is a prime.

It is a super-2 number, since 2×21221022220572 (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2122102220057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061051111028 + 1061051111029.

It is an arithmetic number, because the mean of its divisors is an integer number (1061051111029).

Almost surely, 22122102222057 is an apocalyptic number.

It is an amenable number.

2122102222057 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122102222057 is an equidigital number, since it uses as much as digits as its factorization.

2122102222057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4480, while the sum is 28.

Adding to 2122102222057 its reverse (7502222012212), we get a palindrome (9624324234269).

The spelling of 2122102222057 in words is "two trillion, one hundred twenty-two billion, one hundred two million, two hundred twenty-two thousand, fifty-seven".