11012420323 has 2 divisors, whose sum is σ = 11012420324. Its totient is φ = 11012420322.

The previous prime is 11012420303. The next prime is 11012420359. The reversal of 11012420323 is 32302421011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11012420323 - 2⁵ = 11012420291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11012420323.

It is not a weakly prime, because it can be changed into another prime (11012420303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506210161 + 5506210162.

It is an arithmetic number, because the mean of its divisors is an integer number (5506210162).

Almost surely, 2^11012420323 is an apocalyptic number.

11012420323 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012420323 is an equidigital number, since it uses as much as digits as its factorization.

11012420323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11012420323 its reverse (32302421011), we get a palindrome (43314841334).

The spelling of 11012420323 in words is "eleven billion, twelve million, four hundred twenty thousand, three hundred twenty-three".