222212212203 has 16 divisors (see below), whose sum is σ = 297486725120. Its totient is φ = 147540548736.

The previous prime is 222212212193. The next prime is 222212212283. The reversal of 222212212203 is 302212212222.

It is not a de Polignac number, because 222212212203 - 2⁶ = 222212212139 is a prime.

It is a super-2 number, since 2×222212212203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222212212203.

It is not an unprimeable number, because it can be changed into a prime (222212212283) 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, 809526 + ... + 1048692.

It is an arithmetic number, because the mean of its divisors is an integer number (18592920320).

Almost surely, 2^222212212203 is an apocalyptic number.

222212212203 is a deficient number, since it is larger than the sum of its proper divisors (75274512917).

222212212203 is a wasteful number, since it uses less digits than its factorization.

222212212203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240426.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 222212212203 its reverse (302212212222), we get a palindrome (524424424425).

The spelling of 222212212203 in words is "two hundred twenty-two billion, two hundred twelve million, two hundred twelve thousand, two hundred three".