121322111203 has 8 divisors (see below), whose sum is σ = 124415005680. Its totient is φ = 118235589120.

The previous prime is 121322111201. The next prime is 121322111213. The reversal of 121322111203 is 302111223121.

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

It is a cyclic number.

It is not a de Polignac number, because 121322111203 - 2¹ = 121322111201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121322111201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1554525 + ... + 1630702.

It is an arithmetic number, because the mean of its divisors is an integer number (15551875710).

Almost surely, 2^121322111203 is an apocalyptic number.

121322111203 is a deficient number, since it is larger than the sum of its proper divisors (3092894477).

121322111203 is an equidigital number, since it uses as much as digits as its factorization.

121322111203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186197.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 121322111203 its reverse (302111223121), we get a palindrome (423433334324).

The spelling of 121322111203 in words is "one hundred twenty-one billion, three hundred twenty-two million, one hundred eleven thousand, two hundred three".