1212200002212 has 24 divisors (see below), whose sum is σ = 2828513784096. Its totient is φ = 404059937088.

The previous prime is 1212200002193. The next prime is 1212200002241. The reversal of 1212200002212 is 2122000022121.

It is a junction number, because it is equal to n+sod(n) for n = 1212200002191 and 1212200002200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61953 + ... + 1558280.

It is an arithmetic number, because the mean of its divisors is an integer number (117854741004).

Almost surely, 2^{1212200002212} is an apocalyptic number.

1212200002212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1212200002212 is an abundant number, since it is smaller than the sum of its proper divisors (1616313781884).

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

1212200002212 is a wasteful number, since it uses less digits than its factorization.

1212200002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1682587 (or 1682585 counting only the distinct ones).

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

Adding to 1212200002212 its reverse (2122000022121), we get a palindrome (3334200024333).

The spelling of 1212200002212 in words is "one trillion, two hundred twelve billion, two hundred million, two thousand, two hundred twelve".