20442255010143 has 12 divisors (see below), whose sum is σ = 27726141923928. Its totient is φ = 13397184067600.

The previous prime is 20442255010129. The next prime is 20442255010159. The reversal of 20442255010143 is 34101055224402.

It is not a de Polignac number, because 20442255010143 - 2¹⁶ = 20442254944607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20442255014143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 978743508 + ... + 978764393.

It is an arithmetic number, because the mean of its divisors is an integer number (2310511826994).

Almost surely, 2^{20442255010143} is an apocalyptic number.

20442255010143 is a deficient number, since it is larger than the sum of its proper divisors (7283886913785).

20442255010143 is an equidigital number, since it uses as much as digits as its factorization.

20442255010143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957508022 (or 1957507963 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The spelling of 20442255010143 in words is "twenty trillion, four hundred forty-two billion, two hundred fifty-five million, ten thousand, one hundred forty-three".