20212202343 has 16 divisors (see below), whose sum is σ = 29306089440. Its totient is φ = 12339403776.

The previous prime is 20212202303. The next prime is 20212202347. The reversal of 20212202343 is 34320221202.

It is not a de Polignac number, because 20212202343 - 2¹⁰ = 20212201319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20212202347) 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, 5353758 + ... + 5357531.

It is an arithmetic number, because the mean of its divisors is an integer number (1831630590).

Almost surely, 2^20212202343 is an apocalyptic number.

20212202343 is a deficient number, since it is larger than the sum of its proper divisors (9093887097).

20212202343 is a wasteful number, since it uses less digits than its factorization.

20212202343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10711346.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20212202343 its reverse (34320221202), we get a palindrome (54532423545).

The spelling of 20212202343 in words is "twenty billion, two hundred twelve million, two hundred two thousand, three hundred forty-three".