222200020212 has 48 divisors (see below), whose sum is σ = 542715610752. Its totient is φ = 70622865280.

The previous prime is 222200020199. The next prime is 222200020213. The reversal of 222200020212 is 212020002222.

It is a junction number, because it is equal to n+sod(n) for n = 222200020191 and 222200020200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222200020213) 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, 1182339 + ... + 1357322.

It is an arithmetic number, because the mean of its divisors is an integer number (11306575224).

Almost surely, 2^222200020212 is an apocalyptic number.

It is an amenable number.

222200020212 is an abundant number, since it is smaller than the sum of its proper divisors (320515590540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222200020212 is a wasteful number, since it uses less digits than its factorization.

222200020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2540008 (or 2540006 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 222200020212 its reverse (212020002222), we get a palindrome (434220022434).

The spelling of 222200020212 in words is "two hundred twenty-two billion, two hundred million, twenty thousand, two hundred twelve".