202220022012 has 12 divisors (see below), whose sum is σ = 471846718056. Its totient is φ = 67406674000.

The previous prime is 202220022001. The next prime is 202220022023. The reversal of 202220022012 is 210220022202.

It is an interprime number because it is at equal distance from previous prime (202220022001) and next prime (202220022023).

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 202220021982 and 202220022000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8425834239 + ... + 8425834262.

It is an arithmetic number, because the mean of its divisors is an integer number (39320559838).

Almost surely, 2^202220022012 is an apocalyptic number.

It is an amenable number.

202220022012 is an abundant number, since it is smaller than the sum of its proper divisors (269626696044).

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

202220022012 is a wasteful number, since it uses less digits than its factorization.

202220022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16851668508 (or 16851668506 counting only the distinct ones).

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

Adding to 202220022012 its reverse (210220022202), we get a palindrome (412440044214).

The spelling of 202220022012 in words is "two hundred two billion, two hundred twenty million, twenty-two thousand, twelve".