121110201102 has 64 divisors (see below), whose sum is σ = 271892505600. Its totient is φ = 35650992000.

The previous prime is 121110201101. The next prime is 121110201119. The reversal of 121110201102 is 201102011121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121110201101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181899 + ... + 524697.

It is an arithmetic number, because the mean of its divisors is an integer number (4248320400).

Almost surely, 2^121110201102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121110201102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135946252800).

121110201102 is an abundant number, since it is smaller than the sum of its proper divisors (150782304498).

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

121110201102 is a wasteful number, since it uses less digits than its factorization.

121110201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342969.

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

Adding to 121110201102 its reverse (201102011121), we get a palindrome (322212212223).

The spelling of 121110201102 in words is "one hundred twenty-one billion, one hundred ten million, two hundred one thousand, one hundred two".