11020121210012 has 12 divisors (see below), whose sum is σ = 19285365730176. Its totient is φ = 5510016715680.

The previous prime is 11020121210003. The next prime is 11020121210071. The reversal of 11020121210012 is 21001212102011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10404113 + ... + 11414280.

It is an arithmetic number, because the mean of its divisors is an integer number (1607113810848).

Almost surely, 2^{11020121210012} is an apocalyptic number.

It is an amenable number.

11020121210012 is a deficient number, since it is larger than the sum of its proper divisors (8265244520164).

11020121210012 is a wasteful number, since it uses less digits than its factorization.

11020121210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21944668 (or 21944666 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11020121210012 its reverse (21001212102011), we get a palindrome (32021333312023).

The spelling of 11020121210012 in words is "eleven trillion, twenty billion, one hundred twenty-one million, two hundred ten thousand, twelve".