11102427331 has 4 divisors (see below), whose sum is σ = 11105192464. Its totient is φ = 11099662200.

The previous prime is 11102427317. The next prime is 11102427353. The reversal of 11102427331 is 13372420111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11102427331 - 2⁵ = 11102427299 is a prime.

It is a super-2 number, since 2×11102427331² (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 = 11102427296 and 11102427305.

It is not an unprimeable number, because it can be changed into a prime (11102427361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1376535 + ... + 1384576.

It is an arithmetic number, because the mean of its divisors is an integer number (2776298116).

Almost surely, 2^11102427331 is an apocalyptic number.

11102427331 is a deficient number, since it is larger than the sum of its proper divisors (2765133).

11102427331 is an equidigital number, since it uses as much as digits as its factorization.

11102427331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2765132.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 11102427331 its reverse (13372420111), we get a palindrome (24474847442).

The spelling of 11102427331 in words is "eleven billion, one hundred two million, four hundred twenty-seven thousand, three hundred thirty-one".