2231103154443 has 8 divisors (see below), whose sum is σ = 2976005186448. Its totient is φ = 1486801612704.

The previous prime is 2231103154433. The next prime is 2231103154487. The reversal of 2231103154443 is 3444513011322.

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

It is not a de Polignac number, because 2231103154443 - 2⁹ = 2231103153931 is a prime.

It is a super-3 number, since 3×2231103154443³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (2231103154433) 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, 150113896 + ... + 150128757.

It is an arithmetic number, because the mean of its divisors is an integer number (372000648306).

Almost surely, 2^{2231103154443} is an apocalyptic number.

2231103154443 is a deficient number, since it is larger than the sum of its proper divisors (744902032005).

2231103154443 is a wasteful number, since it uses less digits than its factorization.

2231103154443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300245133.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 2231103154443 its reverse (3444513011322), we get a palindrome (5675616165765).

The spelling of 2231103154443 in words is "two trillion, two hundred thirty-one billion, one hundred three million, one hundred fifty-four thousand, four hundred forty-three".