22211220203 has 8 divisors (see below), whose sum is σ = 22254234528. Its totient is φ = 22168249344.

The previous prime is 22211220193. The next prime is 22211220211. The reversal of 22211220203 is 30202211222.

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 22211220203 - 2¹⁸ = 22210958059 is a prime.

It is a super-2 number, since 2×22211220203² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22211220293) 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, 1123601 + ... + 1143197.

It is an arithmetic number, because the mean of its divisors is an integer number (2781779316).

Almost surely, 2^22211220203 is an apocalyptic number.

22211220203 is a deficient number, since it is larger than the sum of its proper divisors (43014325).

22211220203 is a wasteful number, since it uses less digits than its factorization.

22211220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21733.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22211220203 its reverse (30202211222), we get a palindrome (52413431425).

The spelling of 22211220203 in words is "twenty-two billion, two hundred eleven million, two hundred twenty thousand, two hundred three".