121120012 has 12 divisors (see below), whose sum is σ = 228264736. Its totient is φ = 55901520.

The previous prime is 121120009. The next prime is 121120057. The reversal of 121120012 is 210021121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1164564 + ... + 1164667.

Almost surely, 2^121120012 is an apocalyptic number.

It is an amenable number.

121120012 is a deficient number, since it is larger than the sum of its proper divisors (107144724).

121120012 is a wasteful number, since it uses less digits than its factorization.

121120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2329248 (or 2329246 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 121120012 is about 11005.4537389423. The cubic root of 121120012 is about 494.7722136655.

Adding to 121120012 its reverse (210021121), we get a palindrome (331141133).

The spelling of 121120012 in words is "one hundred twenty-one million, one hundred twenty thousand, twelve".