121142024 has 32 divisors (see below), whose sum is σ = 240160800. Its totient is φ = 57127680.

The previous prime is 121142011. The next prime is 121142057. The reversal of 121142024 is 420241121.

It is a super-3 number, since 3×121142024³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121141993 and 121142011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34979 + ... + 38285.

It is an arithmetic number, because the mean of its divisors is an integer number (7505025).

Almost surely, 2^121142024 is an apocalyptic number.

It is an amenable number.

121142024 is a deficient number, since it is larger than the sum of its proper divisors (119018776).

121142024 is a wasteful number, since it uses less digits than its factorization.

121142024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573 (or 3569 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 121142024 is about 11006.4537431454. The cubic root of 121142024 is about 494.8021846728.

Adding to 121142024 its reverse (420241121), we get a palindrome (541383145).

The spelling of 121142024 in words is "one hundred twenty-one million, one hundred forty-two thousand, twenty-four".