10203021106 has 8 divisors (see below), whose sum is σ = 15832274220. Its totient is φ = 4925596368.

The previous prime is 10203021079. The next prime is 10203021107. The reversal of 10203021106 is 60112030201.

It can be written as a sum of positive squares in 2 ways, for example, as 10199990025 + 3031081 = 100995^2 + 1741^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 10203021106.

It is not an unprimeable number, because it can be changed into a prime (10203021107) 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, 87957021 + ... + 87957136.

Almost surely, 2^10203021106 is an apocalyptic number.

10203021106 is a deficient number, since it is larger than the sum of its proper divisors (5629253114).

10203021106 is a wasteful number, since it uses less digits than its factorization.

10203021106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175914188.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10203021106 its reverse (60112030201), we get a palindrome (70315051307).

The spelling of 10203021106 in words is "ten billion, two hundred three million, twenty-one thousand, one hundred six".