121111323232 has 48 divisors (see below), whose sum is σ = 239602179600. Its totient is φ = 60260416000.

The previous prime is 121111323149. The next prime is 121111323241. The reversal of 121111323232 is 232323111121.

It is a congruent number.

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, 9865194 + ... + 9877462.

It is an arithmetic number, because the mean of its divisors is an integer number (4991712075).

Almost surely, 2^121111323232 is an apocalyptic number.

It is an amenable number.

121111323232 is a deficient number, since it is larger than the sum of its proper divisors (118490856368).

121111323232 is a wasteful number, since it uses less digits than its factorization.

121111323232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13759 (or 13751 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

Adding to 121111323232 its reverse (232323111121), we get a palindrome (353434434353).

The spelling of 121111323232 in words is "one hundred twenty-one billion, one hundred eleven million, three hundred twenty-three thousand, two hundred thirty-two".