122212200212212 has 36 divisors (see below), whose sum is σ = 235088892877888. Its totient is φ = 55549307998800.

The previous prime is 122212200212197. The next prime is 122212200212213. The reversal of 122212200212212 is 212212002212221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122212200212213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12128773 + ... + 19787155.

Almost surely, 2^{122212200212212} is an apocalyptic number.

It is an amenable number.

122212200212212 is a deficient number, since it is larger than the sum of its proper divisors (112876692665676).

122212200212212 is a wasteful number, since it uses less digits than its factorization.

122212200212212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7691380 (or 7691367 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 122212200212212 its reverse (212212002212221), we get a palindrome (334424202424433).

The spelling of 122212200212212 in words is "one hundred twenty-two trillion, two hundred twelve billion, two hundred million, two hundred twelve thousand, two hundred twelve".