21222210200103 has 60 divisors (see below), whose sum is σ = 34847879530464. Its totient is φ = 12861379238400.

The previous prime is 21222210200099. The next prime is 21222210200119. The reversal of 21222210200103 is 30100201222212.

21222210200103 is a `hidden beast` number, since 21 + 222 + 210 + 200 + 10 + 3 = 666.

It is not a de Polignac number, because 21222210200103 - 2² = 21222210200099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21222210200123) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 365675698 + ... + 365733728.

Almost surely, 2^{21222210200103} is an apocalyptic number.

21222210200103 is a deficient number, since it is larger than the sum of its proper divisors (13625669330361).

21222210200103 is a wasteful number, since it uses less digits than its factorization.

21222210200103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95378 (or 95358 counting only the distinct ones).

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

Adding to 21222210200103 its reverse (30100201222212), we get a palindrome (51322411422315).

The spelling of 21222210200103 in words is "twenty-one trillion, two hundred twenty-two billion, two hundred ten million, two hundred thousand, one hundred three".