121152111132 has 24 divisors (see below), whose sum is σ = 304433510416. Its totient is φ = 37277572608.

The previous prime is 121152111131. The next prime is 121152111191. The reversal of 121152111132 is 231111251121.

It is a junction number, because it is equal to n+sod(n) for n = 121152111099 and 121152111108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121152111131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388307893 + ... + 388308204.

Almost surely, 2^121152111132 is an apocalyptic number.

121152111132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121152111132 is an abundant number, since it is smaller than the sum of its proper divisors (183281399284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121152111132 is a wasteful number, since it uses less digits than its factorization.

121152111132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776616117 (or 776616115 counting only the distinct ones).

The product of its digits is 120, while the sum is 21.

Adding to 121152111132 its reverse (231111251121), we get a palindrome (352263362253).

The spelling of 121152111132 in words is "one hundred twenty-one billion, one hundred fifty-two million, one hundred eleven thousand, one hundred thirty-two".