421222030011 has 24 divisors (see below), whose sum is σ = 617589882000. Its totient is φ = 276607973376.

The previous prime is 421222030003. The next prime is 421222030027. The reversal of 421222030011 is 110030222124.

It is a happy number.

It is not a de Polignac number, because 421222030011 - 2³ = 421222030003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421222030711) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 584886 + ... + 1088363.

It is an arithmetic number, because the mean of its divisors is an integer number (25732911750).

Almost surely, 2^421222030011 is an apocalyptic number.

421222030011 is a deficient number, since it is larger than the sum of its proper divisors (196367851989).

421222030011 is a wasteful number, since it uses less digits than its factorization.

421222030011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673675 (or 1673672 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 421222030011 its reverse (110030222124), we get a palindrome (531252252135).

The spelling of 421222030011 in words is "four hundred twenty-one billion, two hundred twenty-two million, thirty thousand, eleven".