20103210122 has 8 divisors (see below), whose sum is σ = 31465894176. Its totient is φ = 9614578732.

The previous prime is 20103210011. The next prime is 20103210163. The reversal of 20103210122 is 22101230102.

It is a happy number.

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 = 20103210097 and 20103210106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218513108 + ... + 218513199.

It is an arithmetic number, because the mean of its divisors is an integer number (3933236772).

Almost surely, 2^20103210122 is an apocalyptic number.

20103210122 is a deficient number, since it is larger than the sum of its proper divisors (11362684054).

20103210122 is a wasteful number, since it uses less digits than its factorization.

20103210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437026332.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20103210122 its reverse (22101230102), we get a palindrome (42204440224).

The spelling of 20103210122 in words is "twenty billion, one hundred three million, two hundred ten thousand, one hundred twenty-two".