121000222203 has 16 divisors (see below), whose sum is σ = 184520910336. Its totient is φ = 69090626880.

The previous prime is 121000222199. The next prime is 121000222219. The reversal of 121000222203 is 302222000121.

It is a happy number.

It is not a de Polignac number, because 121000222203 - 2² = 121000222199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121000221203) 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, 2153151 + ... + 2208632.

It is an arithmetic number, because the mean of its divisors is an integer number (11532556896).

Almost surely, 2^121000222203 is an apocalyptic number.

121000222203 is a deficient number, since it is larger than the sum of its proper divisors (63520688133).

121000222203 is a wasteful number, since it uses less digits than its factorization.

121000222203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4363114.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 121000222203 its reverse (302222000121), we get a palindrome (423222222324).

The spelling of 121000222203 in words is "one hundred twenty-one billion, two hundred twenty-two thousand, two hundred three".