2020220200442 has 4 divisors (see below), whose sum is σ = 3030330300666. Its totient is φ = 1010110100220.

The previous prime is 2020220200417. The next prime is 2020220200451. The reversal of 2020220200442 is 2440020220202.

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., 2004379209121 + 15840991321 = 1415761^2 + 125861^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505055050109 + ... + 505055050112.

Almost surely, 2^{2020220200442} is an apocalyptic number.

2020220200442 is a deficient number, since it is larger than the sum of its proper divisors (1010110100224).

2020220200442 is a wasteful number, since it uses less digits than its factorization.

2020220200442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010110100223.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 2020220200442 its reverse (2440020220202), we get a palindrome (4460240420644).

The spelling of 2020220200442 in words is "two trillion, twenty billion, two hundred twenty million, two hundred thousand, four hundred forty-two".