121112122132 has 12 divisors (see below), whose sum is σ = 212004739296. Its totient is φ = 60539339480.

The previous prime is 121112122121. The next prime is 121112122133. The reversal of 121112122132 is 231221211121.

It is a super-2 number, since 2×121112122132² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121112122133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4164094 + ... + 4193077.

It is an arithmetic number, because the mean of its divisors is an integer number (17667061608).

Almost surely, 2^121112122132 is an apocalyptic number.

It is an amenable number.

121112122132 is a deficient number, since it is larger than the sum of its proper divisors (90892617164).

121112122132 is a wasteful number, since it uses less digits than its factorization.

121112122132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8360798 (or 8360796 counting only the distinct ones).

The product of its digits is 96, while the sum is 19.

Adding to 121112122132 its reverse (231221211121), we get a palindrome (352333333253).

The spelling of 121112122132 in words is "one hundred twenty-one billion, one hundred twelve million, one hundred twenty-two thousand, one hundred thirty-two".