121010124 has 24 divisors (see below), whose sum is σ = 282538480. Its totient is φ = 40310784.

The previous prime is 121010117. The next prime is 121010137. The reversal of 121010124 is 421010121.

It is a happy number.

It is a super-2 number, since 2×121010124² = 29286900220990752, which contains 22 as substring.

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

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 7 ways as a sum of consecutive naturals, for example, 29172 + ... + 33060.

Almost surely, 2^121010124 is an apocalyptic number.

It is an amenable number.

121010124 is an abundant number, since it is smaller than the sum of its proper divisors (161528356).

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

121010124 is a wasteful number, since it uses less digits than its factorization.

121010124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6489 (or 6487 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 121010124 is about 11000.4601721928. The cubic root of 121010124 is about 494.6225384827.

Adding to 121010124 its reverse (421010121), we get a palindrome (542020245).

The spelling of 121010124 in words is "one hundred twenty-one million, ten thousand, one hundred twenty-four".