20103202102 has 8 divisors (see below), whose sum is σ = 30162348216. Its totient is φ = 10049086032.

The previous prime is 20103202099. The next prime is 20103202103. The reversal of 20103202102 is 20120230102.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20103202103) 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, 1247503 + ... + 1263514.

It is an arithmetic number, because the mean of its divisors is an integer number (3770293527).

Almost surely, 2^20103202102 is an apocalyptic number.

20103202102 is a deficient number, since it is larger than the sum of its proper divisors (10059146114).

20103202102 is a wasteful number, since it uses less digits than its factorization.

20103202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2515022.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 20103202102 its reverse (20120230102), we get a palindrome (40223432204).

The spelling of 20103202102 in words is "twenty billion, one hundred three million, two hundred two thousand, one hundred two".