121033331021103 has 8 divisors (see below), whose sum is σ = 162609666105216. Its totient is φ = 80072941642200.

The previous prime is 121033331021047. The next prime is 121033331021131. The reversal of 121033331021103 is 301120133330121.

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

It is not a de Polignac number, because 121033331021103 - 2⁶ = 121033331021039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121033331021153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153986425843 + ... + 153986426628.

It is an arithmetic number, because the mean of its divisors is an integer number (20326208263152).

Almost surely, 2^{121033331021103} is an apocalyptic number.

121033331021103 is a deficient number, since it is larger than the sum of its proper divisors (41576335084113).

121033331021103 is a wasteful number, since it uses less digits than its factorization.

121033331021103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307972852605.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 121033331021103 its reverse (301120133330121), we get a palindrome (422153464351224).

The spelling of 121033331021103 in words is "one hundred twenty-one trillion, thirty-three billion, three hundred thirty-one million, twenty-one thousand, one hundred three".