121033012 has 6 divisors (see below), whose sum is σ = 211807778. Its totient is φ = 60516504.

The previous prime is 121033009. The next prime is 121033019. The reversal of 121033012 is 210330121.

It can be written as a sum of positive squares in only one way, i.e., 110754576 + 10278436 = 10524^2 + 3206^2 .

It is a junction number, because it is equal to n+sod(n) for n = 121032983 and 121033001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121033019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15129123 + ... + 15129130.

Almost surely, 2^121033012 is an apocalyptic number.

It is an amenable number.

121033012 is a deficient number, since it is larger than the sum of its proper divisors (90774766).

121033012 is a wasteful number, since it uses less digits than its factorization.

121033012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30258257 (or 30258255 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 121033012 is about 11001.5004431214. The cubic root of 121033012 is about 494.6537210168.

Adding to 121033012 its reverse (210330121), we get a palindrome (331363133).

The spelling of 121033012 in words is "one hundred twenty-one million, thirty-three thousand, twelve".