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122313233311 is a prime number
BaseRepresentation
bin111000111101001101…
…1111101001110011111
3102200201012221001001021
41301322123331032133
54000444141431221
6132105005025011
711560015220563
oct1617233751637
9380635831037
10122313233311
11479666a4595
121b856555167
13b6c3513989
145cc465b6a3
1532ad0dd041
hex1c7a6fd39f

122313233311 has 2 divisors, whose sum is σ = 122313233312. Its totient is φ = 122313233310.

The previous prime is 122313233299. The next prime is 122313233327. The reversal of 122313233311 is 113332313221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122313233311 - 223 = 122304844703 is a prime.

It is a super-2 number, since 2×1223132333112 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122313233711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61156616655 + 61156616656.

It is an arithmetic number, because the mean of its divisors is an integer number (61156616656).

Almost surely, 2122313233311 is an apocalyptic number.

122313233311 is a deficient number, since it is larger than the sum of its proper divisors (1).

122313233311 is an equidigital number, since it uses as much as digits as its factorization.

122313233311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 25.

Adding to 122313233311 its reverse (113332313221), we get a palindrome (235645546532).

The spelling of 122313233311 in words is "one hundred twenty-two billion, three hundred thirteen million, two hundred thirty-three thousand, three hundred eleven".