11344431221342 has 32 divisors (see below), whose sum is σ = 17151107054400. Its totient is φ = 5627571280128.

The previous prime is 11344431221329. The next prime is 11344431221393. The reversal of 11344431221342 is 24312213444311.

It is a super-2 number, since 2×11344431221342² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344704784 + ... + 344737692.

It is an arithmetic number, because the mean of its divisors is an integer number (535972095450).

Almost surely, 2^{11344431221342} is an apocalyptic number.

11344431221342 is a deficient number, since it is larger than the sum of its proper divisors (5806675833058).

11344431221342 is a wasteful number, since it uses less digits than its factorization.

11344431221342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35540.

The product of its digits is 55296, while the sum is 35.

Adding to 11344431221342 its reverse (24312213444311), we get a palindrome (35656644665653).

The spelling of 11344431221342 in words is "eleven trillion, three hundred forty-four billion, four hundred thirty-one million, two hundred twenty-one thousand, three hundred forty-two".