20412014243 has 4 divisors (see below), whose sum is σ = 20716671240. Its totient is φ = 20107357248.

The previous prime is 20412014219. The next prime is 20412014261. The reversal of 20412014243 is 34241021402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20412014243 - 2¹² = 20412010147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20412014213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152328398 + ... + 152328531.

It is an arithmetic number, because the mean of its divisors is an integer number (5179167810).

Almost surely, 2^20412014243 is an apocalyptic number.

20412014243 is a deficient number, since it is larger than the sum of its proper divisors (304656997).

20412014243 is an equidigital number, since it uses as much as digits as its factorization.

20412014243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304656996.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20412014243 its reverse (34241021402), we get a palindrome (54653035645).

The spelling of 20412014243 in words is "twenty billion, four hundred twelve million, fourteen thousand, two hundred forty-three".