20211324013343 has 16 divisors (see below), whose sum is σ = 20305256815872. Its totient is φ = 20117605992000.

The previous prime is 20211324013337. The next prime is 20211324013393. The reversal of 20211324013343 is 34331042311202.

It is a cyclic number.

It is not a de Polignac number, because 20211324013343 - 2¹⁶ = 20211323947807 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 (20211324013393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 973044548 + ... + 973065318.

It is an arithmetic number, because the mean of its divisors is an integer number (1269078550992).

Almost surely, 2^{20211324013343} is an apocalyptic number.

20211324013343 is a deficient number, since it is larger than the sum of its proper divisors (93932802529).

20211324013343 is a wasteful number, since it uses less digits than its factorization.

20211324013343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25726.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 20211324013343 its reverse (34331042311202), we get a palindrome (54542366324545).

The spelling of 20211324013343 in words is "twenty trillion, two hundred eleven billion, three hundred twenty-four million, thirteen thousand, three hundred forty-three".