2000022021122 has 8 divisors (see below), whose sum is σ = 3001744407756. Its totient is φ = 999440551872.

The previous prime is 2000022021037. The next prime is 2000022021133. The reversal of 2000022021122 is 2211202200002.

It can be written as a sum of positive squares in 2 ways, for example, as 1950382626721 + 49639394401 = 1396561^2 + 222799^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2000022021097 and 2000022021106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285224963 + ... + 285231974.

Almost surely, 2^{2000022021122} is an apocalyptic number.

2000022021122 is a deficient number, since it is larger than the sum of its proper divisors (1001722386634).

2000022021122 is a wasteful number, since it uses less digits than its factorization.

2000022021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570458692.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2000022021122 its reverse (2211202200002), we get a palindrome (4211224221124).

The spelling of 2000022021122 in words is "two trillion, twenty-two million, twenty-one thousand, one hundred twenty-two".