434232121211 has 32 divisors (see below), whose sum is σ = 544471449600. Its totient is φ = 337921748640.

The previous prime is 434232121187. The next prime is 434232121217. The reversal of 434232121211 is 112121232434.

It is a happy number.

It is not a de Polignac number, because 434232121211 - 2²² = 434227926907 is a prime.

It is a super-2 number, since 2×434232121211² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434232121217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86591 + ... + 935928.

It is an arithmetic number, because the mean of its divisors is an integer number (17014732800).

Almost surely, 2^434232121211 is an apocalyptic number.

434232121211 is a deficient number, since it is larger than the sum of its proper divisors (110239328389).

434232121211 is a wasteful number, since it uses less digits than its factorization.

434232121211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022679.

The product of its digits is 2304, while the sum is 26.

Adding to 434232121211 its reverse (112121232434), we get a palindrome (546353353645).

The spelling of 434232121211 in words is "four hundred thirty-four billion, two hundred thirty-two million, one hundred twenty-one thousand, two hundred eleven".