122353523011 has 2 divisors, whose sum is σ = 122353523012. Its totient is φ = 122353523010.

The previous prime is 122353522987. The next prime is 122353523057. The reversal of 122353523011 is 110325353221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122353523011 - 2⁷ = 122353522883 is a prime.

It is a super-2 number, since 2×122353523011² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122353523081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61176761505 + 61176761506.

It is an arithmetic number, because the mean of its divisors is an integer number (61176761506).

Almost surely, 2^122353523011 is an apocalyptic number.

122353523011 is a deficient number, since it is larger than the sum of its proper divisors (1).

122353523011 is an equidigital number, since it uses as much as digits as its factorization.

122353523011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 122353523011 its reverse (110325353221), we get a palindrome (232678876232).

The spelling of 122353523011 in words is "one hundred twenty-two billion, three hundred fifty-three million, five hundred twenty-three thousand, eleven".