20011000122202 has 8 divisors (see below), whose sum is σ = 31321565408736. Its totient is φ = 9570478319292.

The previous prime is 20011000122103. The next prime is 20011000122203. The reversal of 20011000122202 is 20222100011002.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (20011000122203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217510870848 + ... + 217510870939.

It is an arithmetic number, because the mean of its divisors is an integer number (3915195676092).

Almost surely, 2^{20011000122202} is an apocalyptic number.

20011000122202 is a deficient number, since it is larger than the sum of its proper divisors (11310565286534).

20011000122202 is a wasteful number, since it uses less digits than its factorization.

20011000122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435021741812.

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

Adding to 20011000122202 its reverse (20222100011002), we get a palindrome (40233100133204).

The spelling of 20011000122202 in words is "twenty trillion, eleven billion, one hundred twenty-two thousand, two hundred two".