11422431312 has 40 divisors (see below), whose sum is σ = 29527068480. Its totient is φ = 3805009920.

The previous prime is 11422431311. The next prime is 11422431313. The reversal of 11422431312 is 21313422411.

It is an interprime number because it is at equal distance from previous prime (11422431311) and next prime (11422431313).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11422431311) 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, 1489 + ... + 151152.

It is an arithmetic number, because the mean of its divisors is an integer number (738176712).

Almost surely, 2^11422431312 is an apocalyptic number.

11422431312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11422431312 is an abundant number, since it is smaller than the sum of its proper divisors (18104637168).

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

11422431312 is a wasteful number, since it uses less digits than its factorization.

11422431312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154211 (or 154205 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

Adding to 11422431312 its reverse (21313422411), we get a palindrome (32735853723).

The spelling of 11422431312 in words is "eleven billion, four hundred twenty-two million, four hundred thirty-one thousand, three hundred twelve".