121120020201110 has 32 divisors (see below), whose sum is σ = 250258810809600. Its totient is φ = 41343926336352.

The previous prime is 121120020201109. The next prime is 121120020201119. The reversal of 121120020201110 is 11102020021121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121120020201119) 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, 3811186760 + ... + 3811218539.

It is an arithmetic number, because the mean of its divisors is an integer number (7820587837800).

Almost surely, 2^{121120020201110} is an apocalyptic number.

121120020201110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121120020201110 is an abundant number, since it is smaller than the sum of its proper divisors (129138790608490).

121120020201110 is a wasteful number, since it uses less digits than its factorization.

121120020201110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7622405540.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121120020201110 its reverse (11102020021121), we get a palindrome (132222040222231).

The spelling of 121120020201110 in words is "one hundred twenty-one trillion, one hundred twenty billion, twenty million, two hundred one thousand, one hundred ten".