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122211886994473 is a prime number
BaseRepresentation
bin11011110010011010101100…
…000111001001010000101001
3121000201100020112101110022111
4123302122230013021100221
5112004304421032310343
61111531211003322321
734512342326342623
oct3362325407112051
9530640215343274
10122211886994473
1135a38852173071
12118595958203a1
1353266ba8c9643
142227130603c13
15e1e029454c9d
hex6f26ac1c9429

122211886994473 has 2 divisors, whose sum is σ = 122211886994474. Its totient is φ = 122211886994472.

The previous prime is 122211886994471. The next prime is 122211886994503. The reversal of 122211886994473 is 374499688112221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101770709893609 + 20441177100864 = 10088147^2 + 4521192^2 .

It is a cyclic number.

It is not a de Polignac number, because 122211886994473 - 21 = 122211886994471 is a prime.

It is a super-2 number, since 2×1222118869944732 (a number of 29 digits) contains 22 as substring.

Together with 122211886994471, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 122211886994399 and 122211886994408.

It is not a weakly prime, because it can be changed into another prime (122211886994471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61105943497236 + 61105943497237.

It is an arithmetic number, because the mean of its divisors is an integer number (61105943497237).

Almost surely, 2122211886994473 is an apocalyptic number.

It is an amenable number.

122211886994473 is a deficient number, since it is larger than the sum of its proper divisors (1).

122211886994473 is an equidigital number, since it uses as much as digits as its factorization.

122211886994473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 83607552, while the sum is 67.

The spelling of 122211886994473 in words is "one hundred twenty-two trillion, two hundred eleven billion, eight hundred eighty-six million, nine hundred ninety-four thousand, four hundred seventy-three".