234421011 has 24 divisors (see below), whose sum is σ = 379380144. Its totient is φ = 138231360.

The previous prime is 234421009. The next prime is 234421021. The reversal of 234421011 is 110124432.

234421011 is a `hidden beast` number, since 234 + 421 + 0 + 11 = 666.

It is not a de Polignac number, because 234421011 - 2¹ = 234421009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (234421001) 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, 28336 + ... + 35661.

It is an arithmetic number, because the mean of its divisors is an integer number (15807506).

Almost surely, 2^234421011 is an apocalyptic number.

234421011 is a deficient number, since it is larger than the sum of its proper divisors (144959133).

234421011 is a wasteful number, since it uses less digits than its factorization.

234421011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64051 (or 64048 counting only the distinct ones).

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

The square root of 234421011 is about 15310.8135316188. The cubic root of 234421011 is about 616.5933618570.

Adding to 234421011 its reverse (110124432), we get a palindrome (344545443).

The spelling of 234421011 in words is "two hundred thirty-four million, four hundred twenty-one thousand, eleven".