121011132 has 36 divisors (see below), whose sum is σ = 310365608. Its totient is φ = 36669600.

The previous prime is 121011109. The next prime is 121011181. The reversal of 121011132 is 231110121.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40219 + ... + 43122.

Almost surely, 2^121011132 is an apocalyptic number.

121011132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121011132 is an abundant number, since it is smaller than the sum of its proper divisors (189354476).

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

121011132 is a wasteful number, since it uses less digits than its factorization.

121011132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83370 (or 83357 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 121011132 is about 11000.5059883625. The cubic root of 121011132 is about 494.6239118612.

Adding to 121011132 its reverse (231110121), we get a palindrome (352121253).

The spelling of 121011132 in words is "one hundred twenty-one million, eleven thousand, one hundred thirty-two".