11421337247142 has 8 divisors (see below), whose sum is σ = 22842674494296. Its totient is φ = 3807112415712.

The previous prime is 11421337247141. The next prime is 11421337247161. The reversal of 11421337247142 is 24174273312411.

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

11421337247142 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 11421337247094 and 11421337247103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11421337247141) 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, 951778103923 + ... + 951778103934.

It is an arithmetic number, because the mean of its divisors is an integer number (2855334311787).

Almost surely, 2^{11421337247142} is an apocalyptic number.

11421337247142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11421337247142 is a wasteful number, since it uses less digits than its factorization.

11421337247142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1903556207862.

The product of its digits is 225792, while the sum is 42.

The spelling of 11421337247142 in words is "eleven trillion, four hundred twenty-one billion, three hundred thirty-seven million, two hundred forty-seven thousand, one hundred forty-two".