222021121000203 has 32 divisors (see below), whose sum is σ = 375924373478400. Its totient is φ = 126863947951488.

The previous prime is 222021121000183. The next prime is 222021121000219. The reversal of 222021121000203 is 302000121120222.

222021121000203 is a `hidden beast` number, since 2 + 220 + 211 + 210 + 0 + 0 + 20 + 3 = 666.

It is not a de Polignac number, because 222021121000203 - 2¹² = 222021120996107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222021121000253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19801183 + ... + 28915896.

It is an arithmetic number, because the mean of its divisors is an integer number (11747636671200).

Almost surely, 2^{222021121000203} is an apocalyptic number.

222021121000203 is a deficient number, since it is larger than the sum of its proper divisors (153903252478197).

222021121000203 is a wasteful number, since it uses less digits than its factorization.

222021121000203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48741208 (or 48741202 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 222021121000203 its reverse (302000121120222), we get a palindrome (524021242120425).

The spelling of 222021121000203 in words is "two hundred twenty-two trillion, twenty-one billion, one hundred twenty-one million, two hundred three", and thus it is an aban number.