20000211122 has 8 divisors (see below), whose sum is σ = 30566360556. Its totient is φ = 9811424272.

The previous prime is 20000211113. The next prime is 20000211151. The reversal of 20000211122 is 22111200002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19813096081 + 187115041 = 140759^2 + 13679^2 .

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

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, 94340513 + ... + 94340724.

Almost surely, 2^20000211122 is an apocalyptic number.

20000211122 is a deficient number, since it is larger than the sum of its proper divisors (10566149434).

20000211122 is a wasteful number, since it uses less digits than its factorization.

20000211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188681292.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20000211122 its reverse (22111200002), we get a palindrome (42111411124).

The spelling of 20000211122 in words is "twenty billion, two hundred eleven thousand, one hundred twenty-two".