11123341431 has 8 divisors (see below), whose sum is σ = 14984020464. Its totient is φ = 7339111680.

The previous prime is 11123341429. The next prime is 11123341447. The reversal of 11123341431 is 13414332111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11123341431 - 2¹ = 11123341429 is a prime.

It is a super-2 number, since 2×11123341431² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11123341631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19111980 + ... + 19112561.

It is an arithmetic number, because the mean of its divisors is an integer number (1873002558).

Almost surely, 2^11123341431 is an apocalyptic number.

11123341431 is a deficient number, since it is larger than the sum of its proper divisors (3860679033).

11123341431 is an equidigital number, since it uses as much as digits as its factorization.

11123341431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38224641.

The product of its digits is 864, while the sum is 24.

Adding to 11123341431 its reverse (13414332111), we get a palindrome (24537673542).

The spelling of 11123341431 in words is "eleven billion, one hundred twenty-three million, three hundred forty-one thousand, four hundred thirty-one".