20440034001122 has 4 divisors (see below), whose sum is σ = 30660051001686. Its totient is φ = 10220017000560.

The previous prime is 20440034001083. The next prime is 20440034001133. The reversal of 20440034001122 is 22110043004402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14387691058321 + 6052342942801 = 3793111^2 + 2460151^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110008500279 + ... + 5110008500282.

Almost surely, 2^{20440034001122} is an apocalyptic number.

20440034001122 is a deficient number, since it is larger than the sum of its proper divisors (10220017000564).

20440034001122 is a wasteful number, since it uses less digits than its factorization.

20440034001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10220017000563.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20440034001122 its reverse (22110043004402), we get a palindrome (42550077005524).

The spelling of 20440034001122 in words is "twenty trillion, four hundred forty billion, thirty-four million, one thousand, one hundred twenty-two".