121104422220203 has 16 divisors (see below), whose sum is σ = 122298000720864. Its totient is φ = 119915423550720.

The previous prime is 121104422220191. The next prime is 121104422220217. The reversal of 121104422220203 is 302022224401121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 121104422220203 - 2²⁴ = 121104405442987 is a prime.

It is a super-2 number, since 2×121104422220203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121104422520203) 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, 361871276 + ... + 362205782.

It is an arithmetic number, because the mean of its divisors is an integer number (7643625045054).

Almost surely, 2^{121104422220203} is an apocalyptic number.

121104422220203 is a deficient number, since it is larger than the sum of its proper divisors (1193578500661).

121104422220203 is a wasteful number, since it uses less digits than its factorization.

121104422220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341342.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 121104422220203 its reverse (302022224401121), we get a palindrome (423126646621324).

The spelling of 121104422220203 in words is "one hundred twenty-one trillion, one hundred four billion, four hundred twenty-two million, two hundred twenty thousand, two hundred three".