20002020011122 has 4 divisors (see below), whose sum is σ = 30003030016686. Its totient is φ = 10001010005560.

The previous prime is 20002020010981. The next prime is 20002020011203. The reversal of 20002020011122 is 22111002020002.

It is a happy number.

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., 10647958660641 + 9354061350481 = 3263121^2 + 3058441^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000505002779 + ... + 5000505002782.

Almost surely, 2^{20002020011122} is an apocalyptic number.

20002020011122 is a deficient number, since it is larger than the sum of its proper divisors (10001010005564).

20002020011122 is a wasteful number, since it uses less digits than its factorization.

20002020011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10001010005563.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20002020011122 its reverse (22111002020002), we get a palindrome (42113022031124).

The spelling of 20002020011122 in words is "twenty trillion, two billion, twenty million, eleven thousand, one hundred twenty-two".