20031322202034 has 128 divisors (see below), whose sum is σ = 48702250598400. Its totient is φ = 5408547621120.

The previous prime is 20031322202009. The next prime is 20031322202051. The reversal of 20031322202034 is 43020222313002.

It is a junction number, because it is equal to n+sod(n) for n = 20031322201995 and 20031322202013.

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, 97409847 + ... + 97615269.

It is an arithmetic number, because the mean of its divisors is an integer number (380486332800).

Almost surely, 2^{20031322202034} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20031322202034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24351125299200).

20031322202034 is an abundant number, since it is smaller than the sum of its proper divisors (28670928396366).

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

20031322202034 is a wasteful number, since it uses less digits than its factorization.

20031322202034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209400.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 20031322202034 its reverse (43020222313002), we get a palindrome (63051544515036).

The spelling of 20031322202034 in words is "twenty trillion, thirty-one billion, three hundred twenty-two million, two hundred two thousand, thirty-four".