423040302211 has 2 divisors, whose sum is σ = 423040302212. Its totient is φ = 423040302210.

The previous prime is 423040302199. The next prime is 423040302221. The reversal of 423040302211 is 112203040324.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423040302211 is a prime.

It is a super-2 number, since 2×423040302211² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (423040302221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211520151105 + 211520151106.

It is an arithmetic number, because the mean of its divisors is an integer number (211520151106).

Almost surely, 2^423040302211 is an apocalyptic number.

423040302211 is a deficient number, since it is larger than the sum of its proper divisors (1).

423040302211 is an equidigital number, since it uses as much as digits as its factorization.

423040302211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 423040302211 its reverse (112203040324), we get a palindrome (535243342535).

The spelling of 423040302211 in words is "four hundred twenty-three billion, forty million, three hundred two thousand, two hundred eleven".