20244032211040 has 384 divisors, whose sum is σ = 53690094452736. Its totient is φ = 7151407872000.

The previous prime is 20244032210959. The next prime is 20244032211083. The reversal of 20244032211040 is 4011223044202.

It is a junction number, because it is equal to n+sod(n) for n = 20244032210996 and 20244032211014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2553803557 + ... + 2553811483.

It is an arithmetic number, because the mean of its divisors is an integer number (139817954304).

Almost surely, 2^{20244032211040} is an apocalyptic number.

20244032211040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20244032211040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26845047226368).

20244032211040 is an abundant number, since it is smaller than the sum of its proper divisors (33446062241696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20244032211040 is a wasteful number, since it uses less digits than its factorization.

20244032211040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8322 (or 8314 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 20244032211040 its reverse (4011223044202), we get a palindrome (24255255255242).

The spelling of 20244032211040 in words is "twenty trillion, two hundred forty-four billion, thirty-two million, two hundred eleven thousand, forty".