121213033102 has 32 divisors (see below), whose sum is σ = 223822761984. Its totient is φ = 48086913600.

The previous prime is 121213033093. The next prime is 121213033103. The reversal of 121213033102 is 201330312121.

121213033102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 121213033102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121213033103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6061599 + ... + 6081562.

It is an arithmetic number, because the mean of its divisors is an integer number (6994461312).

Almost surely, 2^121213033102 is an apocalyptic number.

121213033102 is a deficient number, since it is larger than the sum of its proper divisors (102609728882).

121213033102 is a wasteful number, since it uses less digits than its factorization.

121213033102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12143224.

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

Adding to 121213033102 its reverse (201330312121), we get a palindrome (322543345223).

The spelling of 121213033102 in words is "one hundred twenty-one billion, two hundred thirteen million, thirty-three thousand, one hundred two".