20344211131012 has 12 divisors (see below), whose sum is σ = 35607612108096. Its totient is φ = 10170607671560.

The previous prime is 20344211130937. The next prime is 20344211131039. The reversal of 20344211131012 is 21013111244302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374442928 + ... + 374497255.

It is an arithmetic number, because the mean of its divisors is an integer number (2967301009008).

Almost surely, 2^{20344211131012} is an apocalyptic number.

It is an amenable number.

20344211131012 is a deficient number, since it is larger than the sum of its proper divisors (15263400977084).

20344211131012 is a wasteful number, since it uses less digits than its factorization.

20344211131012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748946978 (or 748946976 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 20344211131012 its reverse (21013111244302), we get a palindrome (41357322375314).

The spelling of 20344211131012 in words is "twenty trillion, three hundred forty-four billion, two hundred eleven million, one hundred thirty-one thousand, twelve".