11025123231 has 8 divisors (see below), whose sum is σ = 14724626224. Its totient is φ = 7337851200.

The previous prime is 11025123167. The next prime is 11025123287. The reversal of 11025123231 is 13232152011.

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

It is not a de Polignac number, because 11025123231 - 2⁶ = 11025123167 is a prime.

It is a super-2 number, since 2×11025123231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11025123198 and 11025123207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11025123631) 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, 3055636 + ... + 3059241.

It is an arithmetic number, because the mean of its divisors is an integer number (1840578278).

Almost surely, 2^11025123231 is an apocalyptic number.

11025123231 is a deficient number, since it is larger than the sum of its proper divisors (3699502993).

11025123231 is an equidigital number, since it uses as much as digits as its factorization.

11025123231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6115481.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 11025123231 its reverse (13232152011), we get a palindrome (24257275242).

The spelling of 11025123231 in words is "eleven billion, twenty-five million, one hundred twenty-three thousand, two hundred thirty-one".