20012203323113 has 16 divisors (see below), whose sum is σ = 20426532618240. Its totient is φ = 19602207925776.

The previous prime is 20012203323097. The next prime is 20012203323121. The reversal of 20012203323113 is 31132330221002.

It is a cyclic number.

It is not a de Polignac number, because 20012203323113 - 2⁴ = 20012203323097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20012203323143) 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, 15036098 + ... + 16312836.

It is an arithmetic number, because the mean of its divisors is an integer number (1276658288640).

Almost surely, 2^{20012203323113} is an apocalyptic number.

It is an amenable number.

20012203323113 is a deficient number, since it is larger than the sum of its proper divisors (414329295127).

20012203323113 is a wasteful number, since it uses less digits than its factorization.

20012203323113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278436.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20012203323113 its reverse (31132330221002), we get a palindrome (51144533544115).

The spelling of 20012203323113 in words is "twenty trillion, twelve billion, two hundred three million, three hundred twenty-three thousand, one hundred thirteen".