121101312102 has 8 divisors (see below), whose sum is σ = 242202624216. Its totient is φ = 40367104032.

The previous prime is 121101312089. The next prime is 121101312113. The reversal of 121101312102 is 201213101121.

It is a sphenic number, since it is the product of 3 distinct primes.

121101312102 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10091776003 + ... + 10091776014.

It is an arithmetic number, because the mean of its divisors is an integer number (30275328027).

Almost surely, 2^121101312102 is an apocalyptic number.

121101312102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

121101312102 is a wasteful number, since it uses less digits than its factorization.

121101312102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20183552022.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 121101312102 its reverse (201213101121), we get a palindrome (322314413223).

The spelling of 121101312102 in words is "one hundred twenty-one billion, one hundred one million, three hundred twelve thousand, one hundred two".