2143213402223 has 8 divisors (see below), whose sum is σ = 2244470234208. Its totient is φ = 2042629373664.

The previous prime is 2143213402219. The next prime is 2143213402241. The reversal of 2143213402223 is 3222043123412.

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

It is not a de Polignac number, because 2143213402223 - 2² = 2143213402219 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 (2143213402283) 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, 168194336 + ... + 168207077.

It is an arithmetic number, because the mean of its divisors is an integer number (280558779276).

Almost surely, 2^{2143213402223} is an apocalyptic number.

2143213402223 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2143213402223 is a deficient number, since it is larger than the sum of its proper divisors (101256831985).

2143213402223 is a wasteful number, since it uses less digits than its factorization.

2143213402223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336401713.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 2143213402223 its reverse (3222043123412), we get a palindrome (5365256525635).

The spelling of 2143213402223 in words is "two trillion, one hundred forty-three billion, two hundred thirteen million, four hundred two thousand, two hundred twenty-three".