11011421212 has 48 divisors (see below), whose sum is σ = 21950030592. Its totient is φ = 4784468480.

The previous prime is 11011421173. The next prime is 11011421233. The reversal of 11011421212 is 21212411011.

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, 2297883 + ... + 2302669.

It is an arithmetic number, because the mean of its divisors is an integer number (457292304).

Almost surely, 2^11011421212 is an apocalyptic number.

It is an amenable number.

11011421212 is a deficient number, since it is larger than the sum of its proper divisors (10938609380).

11011421212 is a wasteful number, since it uses less digits than its factorization.

11011421212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7098 (or 7096 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11011421212 its reverse (21212411011), we get a palindrome (32223832223).

The spelling of 11011421212 in words is "eleven billion, eleven million, four hundred twenty-one thousand, two hundred twelve".