423113212011 has 16 divisors (see below), whose sum is σ = 666976492800. Its totient is φ = 233441771808.

The previous prime is 423113212001. The next prime is 423113212031. The reversal of 423113212011 is 110212311324.

It is not a de Polignac number, because 423113212011 - 2⁶ = 423113211947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (423113212001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 347382981 + ... + 347384198.

It is an arithmetic number, because the mean of its divisors is an integer number (41686030800).

Almost surely, 2^423113212011 is an apocalyptic number.

423113212011 is a deficient number, since it is larger than the sum of its proper divisors (243863280789).

423113212011 is a wasteful number, since it uses less digits than its factorization.

423113212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694767218.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 423113212011 its reverse (110212311324), we get a palindrome (533325523335).

The spelling of 423113212011 in words is "four hundred twenty-three billion, one hundred thirteen million, two hundred twelve thousand, eleven".