11021312204120 has 16 divisors (see below), whose sum is σ = 24797952459360. Its totient is φ = 4408524881632.

The previous prime is 11021312204099. The next prime is 11021312204131. The reversal of 11021312204120 is 2140221312011.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11021312204092 and 11021312204101.

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, 137766402512 + ... + 137766402591.

It is an arithmetic number, because the mean of its divisors is an integer number (1549872028710).

Almost surely, 2^{11021312204120} is an apocalyptic number.

11021312204120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021312204120 is an abundant number, since it is smaller than the sum of its proper divisors (13776640255240).

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

11021312204120 is a wasteful number, since it uses less digits than its factorization.

11021312204120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275532805114 (or 275532805110 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11021312204120 its reverse (2140221312011), we get a palindrome (13161533516131).

The spelling of 11021312204120 in words is "eleven trillion, twenty-one billion, three hundred twelve million, two hundred four thousand, one hundred twenty".