11021002121012 has 96 divisors (see below), whose sum is σ = 21592613145600. Its totient is φ = 4887602012160.

The previous prime is 11021002120901. The next prime is 11021002121029. The reversal of 11021002121012 is 21012120012011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 753462443 + ... + 753477069.

It is an arithmetic number, because the mean of its divisors is an integer number (224923053600).

Almost surely, 2^{11021002121012} is an apocalyptic number.

It is an amenable number.

11021002121012 is a deficient number, since it is larger than the sum of its proper divisors (10571611024588).

11021002121012 is a wasteful number, since it uses less digits than its factorization.

11021002121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17961 (or 17959 counting only the distinct ones).

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

Adding to 11021002121012 its reverse (21012120012011), we get a palindrome (32033122133023).

The spelling of 11021002121012 in words is "eleven trillion, twenty-one billion, two million, one hundred twenty-one thousand, twelve".