11133440013431 has 8 divisors (see below), whose sum is σ = 11323125306240. Its totient is φ = 10943787484728.

The previous prime is 11133440013413. The next prime is 11133440013469. The reversal of 11133440013431 is 13431004433111.

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

It is a cyclic number.

It is not a de Polignac number, because 11133440013431 - 2¹⁴ = 11133439997047 is a prime.

It is a super-2 number, since 2×11133440013431² (a number of 27 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 = 11133440013394 and 11133440013403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133440013401) 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, 7505141 + ... + 8865326.

It is an arithmetic number, because the mean of its divisors is an integer number (1415390663280).

Almost surely, 2^{11133440013431} is an apocalyptic number.

11133440013431 is a deficient number, since it is larger than the sum of its proper divisors (189685292809).

11133440013431 is a wasteful number, since it uses less digits than its factorization.

11133440013431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16382053.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 11133440013431 its reverse (13431004433111), we get a palindrome (24564444446542).

The spelling of 11133440013431 in words is "eleven trillion, one hundred thirty-three billion, four hundred forty million, thirteen thousand, four hundred thirty-one".