11430211221143 has 8 divisors (see below), whose sum is σ = 13428499896336. Its totient is φ = 9591785640000.

The previous prime is 11430211221071. The next prime is 11430211221151. The reversal of 11430211221143 is 34112211203411.

It is a happy number.

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 11430211221143 - 2³² = 11425916253847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11430211221743) 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, 39965773358 + ... + 39965773643.

It is an arithmetic number, because the mean of its divisors is an integer number (1678562487042).

Almost surely, 2^{11430211221143} is an apocalyptic number.

11430211221143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11430211221143 is a deficient number, since it is larger than the sum of its proper divisors (1998288675193).

11430211221143 is a wasteful number, since it uses less digits than its factorization.

11430211221143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79931547025.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 11430211221143 its reverse (34112211203411), we get a palindrome (45542422424554).

The spelling of 11430211221143 in words is "eleven trillion, four hundred thirty billion, two hundred eleven million, two hundred twenty-one thousand, one hundred forty-three".