434212220423 has 16 divisors (see below), whose sum is σ = 475742820960. Its totient is φ = 394466150400.

The previous prime is 434212220417. The next prime is 434212220441. The reversal of 434212220423 is 324022212434.

It is not a de Polignac number, because 434212220423 - 2¹⁴ = 434212204039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434212220023) 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, 1637183 + ... + 1883823.

It is an arithmetic number, because the mean of its divisors is an integer number (29733926310).

Almost surely, 2^434212220423 is an apocalyptic number.

434212220423 is a deficient number, since it is larger than the sum of its proper divisors (41530600537).

434212220423 is a wasteful number, since it uses less digits than its factorization.

434212220423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250258.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 434212220423 its reverse (324022212434), we get a palindrome (758234432857).

The spelling of 434212220423 in words is "four hundred thirty-four billion, two hundred twelve million, two hundred twenty thousand, four hundred twenty-three".