11220001020212 has 48 divisors (see below), whose sum is σ = 20304860497152. Its totient is φ = 5421458044800.

The previous prime is 11220001020197. The next prime is 11220001020299. The reversal of 11220001020212 is 21202010002211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24493418 + ... + 24947294.

It is an arithmetic number, because the mean of its divisors is an integer number (423017927024).

Almost surely, 2^{11220001020212} is an apocalyptic number.

It is an amenable number.

11220001020212 is a deficient number, since it is larger than the sum of its proper divisors (9084859476940).

11220001020212 is a wasteful number, since it uses less digits than its factorization.

11220001020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455448 (or 455446 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11220001020212 its reverse (21202010002211), we get a palindrome (32422011022423).

The spelling of 11220001020212 in words is "eleven trillion, two hundred twenty billion, one million, twenty thousand, two hundred twelve".