121113328602 has 32 divisors (see below), whose sum is σ = 276841446912. Its totient is φ = 34602435504.

The previous prime is 121113328601. The next prime is 121113328621. The reversal of 121113328602 is 206823311121.

It is a self number, because there is not a number n which added to its sum of digits gives 121113328602.

It is not an unprimeable number, because it can be changed into a prime (121113328601) 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, 1536853 + ... + 1613735.

It is an arithmetic number, because the mean of its divisors is an integer number (8651295216).

Almost surely, 2^121113328602 is an apocalyptic number.

121113328602 is an abundant number, since it is smaller than the sum of its proper divisors (155728118310).

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

121113328602 is a wasteful number, since it uses less digits than its factorization.

121113328602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114402.

The product of its (nonzero) digits is 3456, while the sum is 30.

Adding to 121113328602 its reverse (206823311121), we get a palindrome (327936639723).

The spelling of 121113328602 in words is "one hundred twenty-one billion, one hundred thirteen million, three hundred twenty-eight thousand, six hundred two".