11120303212021 has 16 divisors (see below), whose sum is σ = 11519202495600. Its totient is φ = 10722443010048.

The previous prime is 11120303212019. The next prime is 11120303212093. The reversal of 11120303212021 is 12021230302111.

11120303212021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 4652157216996 + 6468145995025 = 2156886^2 + 2543255^2 .

It is a cyclic number.

It is not a de Polignac number, because 11120303212021 - 2¹ = 11120303212019 is a prime.

It is a super-2 number, since 2×11120303212021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11120303212021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120303212001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65169811 + ... + 65340223.

It is an arithmetic number, because the mean of its divisors is an integer number (719950155975).

Almost surely, 2^{11120303212021} is an apocalyptic number.

It is an amenable number.

11120303212021 is a deficient number, since it is larger than the sum of its proper divisors (398899283579).

11120303212021 is a wasteful number, since it uses less digits than its factorization.

11120303212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173448.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11120303212021 its reverse (12021230302111), we get a palindrome (23141533514132).

The spelling of 11120303212021 in words is "eleven trillion, one hundred twenty billion, three hundred three million, two hundred twelve thousand, twenty-one".