11202202021212 has 48 divisors (see below), whose sum is σ = 29534995929600. Its totient is φ = 3670778061360.

The previous prime is 11202202021201. The next prime is 11202202021223. The reversal of 11202202021212 is 21212020220211.

It is a happy number.

11202202021212 is a `hidden beast` number, since 1 + 120 + 220 + 202 + 121 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (11202202021201) and next prime (11202202021223).

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 879011364 + ... + 879024107.

It is an arithmetic number, because the mean of its divisors is an integer number (615312415200).

Almost surely, 2^{11202202021212} is an apocalyptic number.

11202202021212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11202202021212 is an abundant number, since it is smaller than the sum of its proper divisors (18332793908388).

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

11202202021212 is a wasteful number, since it uses less digits than its factorization.

11202202021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1758035543 (or 1758035535 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11202202021212 its reverse (21212020220211), we get a palindrome (32414222241423).

The spelling of 11202202021212 in words is "eleven trillion, two hundred two billion, two hundred two million, twenty-one thousand, two hundred twelve".