121624112 has 10 divisors (see below), whose sum is σ = 235646748. Its totient is φ = 60812048.

The previous prime is 121624091. The next prime is 121624117. The reversal of 121624112 is 211426121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (121624117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3800738 + ... + 3800769.

Almost surely, 2^121624112 is an apocalyptic number.

It is an amenable number.

121624112 is a deficient number, since it is larger than the sum of its proper divisors (114022636).

121624112 is an equidigital number, since it uses as much as digits as its factorization.

121624112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7601515 (or 7601509 counting only the distinct ones).

The product of its digits is 192, while the sum is 20.

The square root of 121624112 is about 11028.3322401894. The cubic root of 121624112 is about 495.4576755376.

The spelling of 121624112 in words is "one hundred twenty-one million, six hundred twenty-four thousand, one hundred twelve".