121202010010012 has 6 divisors (see below), whose sum is σ = 212103517517528. Its totient is φ = 60601005005004.

The previous prime is 121202010010009. The next prime is 121202010010019. The reversal of 121202010010012 is 210010010202121.

It is a junction number, because it is equal to n+sod(n) for n = 121202010009974 and 121202010010001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121202010010019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15150251251248 + ... + 15150251251255.

Almost surely, 2^{121202010010012} is an apocalyptic number.

It is an amenable number.

121202010010012 is a deficient number, since it is larger than the sum of its proper divisors (90901507507516).

121202010010012 is a wasteful number, since it uses less digits than its factorization.

121202010010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30300502502507 (or 30300502502505 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121202010010012 its reverse (210010010202121), we get a palindrome (331212020212133).

The spelling of 121202010010012 in words is "one hundred twenty-one trillion, two hundred two billion, ten million, ten thousand, twelve".