121110210102000 has 1280 divisors, whose sum is σ = 490108730462208. Its totient is φ = 25098987110400.

The previous prime is 121110210101921. The next prime is 121110210102059. The reversal of 121110210102000 is 201012011121.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 2241218982 + ... + 2241273018.

Almost surely, 2^{121110210102000} is an apocalyptic number.

121110210102000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121110210102000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245054365231104).

121110210102000 is an abundant number, since it is smaller than the sum of its proper divisors (368998520360208).

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

121110210102000 is a wasteful number, since it uses less digits than its factorization.

121110210102000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54203 (or 54187 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 121110210102000 its reverse (201012011121), we get a palindrome (121311222113121).

The spelling of 121110210102000 in words is "one hundred twenty-one trillion, one hundred ten billion, two hundred ten million, one hundred two thousand".