1002212220212 has 12 divisors (see below), whose sum is σ = 2004424440480. Its totient is φ = 429519522936.

The previous prime is 1002212220203. The next prime is 1002212220223. The reversal of 1002212220212 is 2120222122001.

It is a happy number.

1002212220212 is an admirable number.

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, 17896646762 + ... + 17896646817.

It is an arithmetic number, because the mean of its divisors is an integer number (167035370040).

Almost surely, 2^{1002212220212} is an apocalyptic number.

It is an amenable number.

1002212220212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1002212220212 is a wasteful number, since it uses less digits than its factorization.

1002212220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35793293590 (or 35793293588 counting only the distinct ones).

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

Adding to 1002212220212 its reverse (2120222122001), we get a palindrome (3122434342213).

The spelling of 1002212220212 in words is "one trillion, two billion, two hundred twelve million, two hundred twenty thousand, two hundred twelve".