11120310055421 has 128 divisors (see below), whose sum is σ = 14021759093760. Its totient is φ = 8604972859392.

The previous prime is 11120310055367. The next prime is 11120310055447. The reversal of 11120310055421 is 12455001302111.

11120310055421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11120310055421 - 2³⁴ = 11103130186237 is a prime.

It is a super-2 number, since 2×11120310055421² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120310075421) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 21262542866 + ... + 21262543388.

It is an arithmetic number, because the mean of its divisors is an integer number (109544992920).

Almost surely, 2^{11120310055421} is an apocalyptic number.

It is an amenable number.

11120310055421 is a deficient number, since it is larger than the sum of its proper divisors (2901449038339).

11120310055421 is a wasteful number, since it uses less digits than its factorization.

11120310055421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 11120310055421 its reverse (12455001302111), we get a palindrome (23575311357532).

The spelling of 11120310055421 in words is "eleven trillion, one hundred twenty billion, three hundred ten million, fifty-five thousand, four hundred twenty-one".