11120338421 has 2 divisors, whose sum is σ = 11120338422. Its totient is φ = 11120338420.

The previous prime is 11120338409. The next prime is 11120338433. The reversal of 11120338421 is 12483302111.

It is a balanced prime because it is at equal distance from previous prime (11120338409) and next prime (11120338433).

It can be written as a sum of positive squares in only one way, i.e., 8471177521 + 2649160900 = 92039^2 + 51470^2 .

It is a cyclic number.

It is not a de Polignac number, because 11120338421 - 2¹⁸ = 11120076277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11120338441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560169210 + 5560169211.

It is an arithmetic number, because the mean of its divisors is an integer number (5560169211).

Almost surely, 2^11120338421 is an apocalyptic number.

It is an amenable number.

11120338421 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120338421 is an equidigital number, since it uses as much as digits as its factorization.

11120338421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 11120338421 in words is "eleven billion, one hundred twenty million, three hundred thirty-eight thousand, four hundred twenty-one".