11121122001212 has 6 divisors (see below), whose sum is σ = 19461963502128. Its totient is φ = 5560561000604.

The previous prime is 11121122001203. The next prime is 11121122001271. The reversal of 11121122001212 is 21210022112111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1390140250148 + ... + 1390140250155.

It is an arithmetic number, because the mean of its divisors is an integer number (3243660583688).

Almost surely, 2^{11121122001212} is an apocalyptic number.

It is an amenable number.

11121122001212 is a deficient number, since it is larger than the sum of its proper divisors (8340841500916).

11121122001212 is a wasteful number, since it uses less digits than its factorization.

11121122001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780280500307 (or 2780280500305 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11121122001212 its reverse (21210022112111), we get a palindrome (32331144113323).

The spelling of 11121122001212 in words is "eleven trillion, one hundred twenty-one billion, one hundred twenty-two million, one thousand, two hundred twelve".