22202122001212 has 6 divisors (see below), whose sum is σ = 38853713502128. Its totient is φ = 11101061000604.

The previous prime is 22202122001153. The next prime is 22202122001263. The reversal of 22202122001212 is 21210022120222.

It is a self number, because there is not a number n which added to its sum of digits gives 22202122001212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775265250148 + ... + 2775265250155.

Almost surely, 2^{22202122001212} is an apocalyptic number.

It is an amenable number.

22202122001212 is a deficient number, since it is larger than the sum of its proper divisors (16651591500916).

22202122001212 is a wasteful number, since it uses less digits than its factorization.

22202122001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5550530500307 (or 5550530500305 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22202122001212 its reverse (21210022120222), we get a palindrome (43412144121434).

The spelling of 22202122001212 in words is "twenty-two trillion, two hundred two billion, one hundred twenty-two million, one thousand, two hundred twelve".