121033012312 has 16 divisors (see below), whose sum is σ = 229671078840. Its totient is φ = 59787391296.

The previous prime is 121033012307. The next prime is 121033012333. The reversal of 121033012312 is 213210330121.

It is a self number, because there is not a number n which added to its sum of digits gives 121033012312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91138653 + ... + 91139980.

Almost surely, 2^121033012312 is an apocalyptic number.

It is an amenable number.

121033012312 is a deficient number, since it is larger than the sum of its proper divisors (108638066528).

121033012312 is a wasteful number, since it uses less digits than its factorization.

121033012312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182278722 (or 182278718 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 121033012312 its reverse (213210330121), we get a palindrome (334243342433).

The spelling of 121033012312 in words is "one hundred twenty-one billion, thirty-three million, twelve thousand, three hundred twelve".