11112423402 has 32 divisors (see below), whose sum is σ = 22478101632. Its totient is φ = 3662014464.

The previous prime is 11112423383. The next prime is 11112423403. The reversal of 11112423402 is 20432421111.

It is not an unprimeable number, because it can be changed into a prime (11112423403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558843 + ... + 578385.

It is an arithmetic number, because the mean of its divisors is an integer number (702440676).

Almost surely, 2^11112423402 is an apocalyptic number.

11112423402 is an abundant number, since it is smaller than the sum of its proper divisors (11365678230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11112423402 is a wasteful number, since it uses less digits than its factorization.

11112423402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20622.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11112423402 its reverse (20432421111), we get a palindrome (31544844513).

The spelling of 11112423402 in words is "eleven billion, one hundred twelve million, four hundred twenty-three thousand, four hundred two".