20203011002122 has 16 divisors (see below), whose sum is σ = 32635981228032. Its totient is φ = 9324367167600.

The previous prime is 20203011002101. The next prime is 20203011002173. The reversal of 20203011002122 is 22120011030202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20203011002096 and 20203011002105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1630254 + ... + 6562297.

It is an arithmetic number, because the mean of its divisors is an integer number (2039748826752).

Almost surely, 2^{20203011002122} is an apocalyptic number.

20203011002122 is a deficient number, since it is larger than the sum of its proper divisors (12432970225910).

20203011002122 is a wasteful number, since it uses less digits than its factorization.

20203011002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8287413.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20203011002122 its reverse (22120011030202), we get a palindrome (42323022032324).

The spelling of 20203011002122 in words is "twenty trillion, two hundred three billion, eleven million, two thousand, one hundred twenty-two".