20043011320122 has 128 divisors (see below), whose sum is σ = 50219925258240. Its totient is φ = 5203707909120.

The previous prime is 20043011320109. The next prime is 20043011320133. The reversal of 20043011320122 is 22102311034002.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 789613 + ... + 6380400.

It is an arithmetic number, because the mean of its divisors is an integer number (392343166080).

Almost surely, 2^{20043011320122} is an apocalyptic number.

20043011320122 is an abundant number, since it is smaller than the sum of its proper divisors (30176913938118).

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

20043011320122 is a wasteful number, since it uses less digits than its factorization.

20043011320122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7170188.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20043011320122 its reverse (22102311034002), we get a palindrome (42145322354124).

The spelling of 20043011320122 in words is "twenty trillion, forty-three billion, eleven million, three hundred twenty thousand, one hundred twenty-two".