421443311034 has 16 divisors (see below), whose sum is σ = 892468188288. Its totient is φ = 132217509312.

The previous prime is 421443311033. The next prime is 421443311039. The reversal of 421443311034 is 430113344124.

It is a super-2 number, since 2×421443311034² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 421443310992 and 421443311010.

It is not an unprimeable number, because it can be changed into a prime (421443311033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2065898482 + ... + 2065898685.

It is an arithmetic number, because the mean of its divisors is an integer number (55779261768).

Almost surely, 2^421443311034 is an apocalyptic number.

421443311034 is an abundant number, since it is smaller than the sum of its proper divisors (471024877254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421443311034 is a wasteful number, since it uses less digits than its factorization.

421443311034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4131797189.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 421443311034 its reverse (430113344124), we get a palindrome (851556655158).

The spelling of 421443311034 in words is "four hundred twenty-one billion, four hundred forty-three million, three hundred eleven thousand, thirty-four".