232421121412 has 24 divisors (see below), whose sum is σ = 421761899160. Its totient is φ = 111936760320.

The previous prime is 232421121409. The next prime is 232421121433. The reversal of 232421121412 is 214121124232.

It can be written as a sum of positive squares in 4 ways, for example, as 11009465476 + 221411655936 = 104926^2 + 470544^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2330773 + ... + 2428444.

It is an arithmetic number, because the mean of its divisors is an integer number (17573412465).

Almost surely, 2^232421121412 is an apocalyptic number.

It is an amenable number.

232421121412 is a deficient number, since it is larger than the sum of its proper divisors (189340777748).

232421121412 is a wasteful number, since it uses less digits than its factorization.

232421121412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4759671 (or 4759669 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

Adding to 232421121412 its reverse (214121124232), we get a palindrome (446542245644).

The spelling of 232421121412 in words is "two hundred thirty-two billion, four hundred twenty-one million, one hundred twenty-one thousand, four hundred twelve".