121012103202000 has 160 divisors (see below), whose sum is σ = 391161678336000. Its totient is φ = 32185637977600.

The previous prime is 121012103201939. The next prime is 121012103202019. The reversal of 121012103202000 is 202301210121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 24031875 + ... + 28627874.

It is an arithmetic number, because the mean of its divisors is an integer number (2444760489600).

Almost surely, 2^{121012103202000} is an apocalyptic number.

121012103202000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121012103202000 is an abundant number, since it is smaller than the sum of its proper divisors (270149575134000).

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

121012103202000 is a wasteful number, since it uses less digits than its factorization.

121012103202000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52660158 (or 52660142 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 121012103202000 its reverse (202301210121), we get a palindrome (121214404412121).

The spelling of 121012103202000 in words is "one hundred twenty-one trillion, twelve billion, one hundred three million, two hundred two thousand".