202222000101212 has 96 divisors (see below), whose sum is σ = 440460187776000. Its totient is φ = 79099019315712.

The previous prime is 202222000101137. The next prime is 202222000101217. The reversal of 202222000101212 is 212101000222202.

It is a happy number.

It is a super-2 number, since 2×202222000101212² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202222000101217) 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, 2264403353 + ... + 2264492655.

It is an arithmetic number, because the mean of its divisors is an integer number (4588126956000).

Almost surely, 2^{202222000101212} 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 202222000101212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220230093888000).

202222000101212 is an abundant number, since it is smaller than the sum of its proper divisors (238238187674788).

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

202222000101212 is a wasteful number, since it uses less digits than its factorization.

202222000101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159315 (or 159313 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202222000101212 its reverse (212101000222202), we get a palindrome (414323000323414).

The spelling of 202222000101212 in words is "two hundred two trillion, two hundred twenty-two billion, one hundred one thousand, two hundred twelve".