222002211012 has 96 divisors (see below), whose sum is σ = 548974562304. Its totient is φ = 69678576000.

The previous prime is 222002211007. The next prime is 222002211017. The reversal of 222002211012 is 210112200222.

It is an interprime number because it is at equal distance from previous prime (222002211007) and next prime (222002211017).

It is a junction number, because it is equal to n+sod(n) for n = 222002210982 and 222002211000.

It is not an unprimeable number, because it can be changed into a prime (222002211017) 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, 34410387 + ... + 34416837.

It is an arithmetic number, because the mean of its divisors is an integer number (5718485024).

Almost surely, 2^222002211012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222002211012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274487281152).

222002211012 is an abundant number, since it is smaller than the sum of its proper divisors (326972351292).

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

222002211012 is a wasteful number, since it uses less digits than its factorization.

222002211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8409 (or 8407 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222002211012 its reverse (210112200222), we get a palindrome (432114411234).

The spelling of 222002211012 in words is "two hundred twenty-two billion, two million, two hundred eleven thousand, twelve".