121133052 has 36 divisors (see below), whose sum is σ = 310773736. Its totient is φ = 39774240.

The previous prime is 121133017. The next prime is 121133069. The reversal of 121133052 is 250331121.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22699 + ... + 27522.

Almost surely, 2^121133052 is an apocalyptic number.

121133052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121133052 is an abundant number, since it is smaller than the sum of its proper divisors (189640684).

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

121133052 is a wasteful number, since it uses less digits than its factorization.

121133052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50298 (or 50293 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 121133052 is about 11006.0461565450. The cubic root of 121133052 is about 494.7899690528.

Adding to 121133052 its reverse (250331121), we get a palindrome (371464173).

The spelling of 121133052 in words is "one hundred twenty-one million, one hundred thirty-three thousand, fifty-two".