11002121022212 has 6 divisors (see below), whose sum is σ = 19253711788878. Its totient is φ = 5501060511104.

The previous prime is 11002121022203. The next prime is 11002121022223. The reversal of 11002121022212 is 21222012120011.

It can be written as a sum of positive squares in only one way, i.e., 10977917130436 + 24203891776 = 3313294^2 + 155576^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375265127773 + ... + 1375265127780.

It is an arithmetic number, because the mean of its divisors is an integer number (3208951964813).

Almost surely, 2^{11002121022212} is an apocalyptic number.

It is an amenable number.

11002121022212 is a deficient number, since it is larger than the sum of its proper divisors (8251590766666).

11002121022212 is a wasteful number, since it uses less digits than its factorization.

11002121022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2750530255557 (or 2750530255555 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11002121022212 its reverse (21222012120011), we get a palindrome (32224133142223).

The spelling of 11002121022212 in words is "eleven trillion, two billion, one hundred twenty-one million, twenty-two thousand, two hundred twelve".