1122202200212 has 12 divisors (see below), whose sum is σ = 1965800194260. Its totient is φ = 560545001856.

The previous prime is 1122202200191. The next prime is 1122202200239. The reversal of 1122202200212 is 2120022022211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 397245315076 + 724956885136 = 630274^2 + 851444^2 .

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, 139020023 + ... + 139028094.

It is an arithmetic number, because the mean of its divisors is an integer number (163816682855).

Almost surely, 2^{1122202200212} is an apocalyptic number.

It is an amenable number.

1122202200212 is a deficient number, since it is larger than the sum of its proper divisors (843597994048).

1122202200212 is a wasteful number, since it uses less digits than its factorization.

1122202200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278049130 (or 278049128 counting only the distinct ones).

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

Adding to 1122202200212 its reverse (2120022022211), we get a palindrome (3242224222423).

The spelling of 1122202200212 in words is "one trillion, one hundred twenty-two billion, two hundred two million, two hundred thousand, two hundred twelve".