11130124121421 has 32 divisors (see below), whose sum is σ = 16093278609408. Its totient is φ = 6814944111360.

The previous prime is 11130124121407. The next prime is 11130124121447. The reversal of 11130124121421 is 12412142103111.

It is not a de Polignac number, because 11130124121421 - 2¹⁹ = 11130123597133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11130124121391 and 11130124121400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130124121401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66580 + ... + 4718546.

It is an arithmetic number, because the mean of its divisors is an integer number (502914956544).

Almost surely, 2^{11130124121421} is an apocalyptic number.

It is an amenable number.

11130124121421 is a deficient number, since it is larger than the sum of its proper divisors (4963154487987).

11130124121421 is a wasteful number, since it uses less digits than its factorization.

11130124121421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4653121.

The product of its (nonzero) digits is 384, while the sum is 24.

Adding to 11130124121421 its reverse (12412142103111), we get a palindrome (23542266224532).

The spelling of 11130124121421 in words is "eleven trillion, one hundred thirty billion, one hundred twenty-four million, one hundred twenty-one thousand, four hundred twenty-one".