2103203102 has 64 divisors (see below), whose sum is σ = 4260211200. Its totient is φ = 752042880.

The previous prime is 2103203101. The next prime is 2103203147. The reversal of 2103203102 is 2013023012.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103203101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 355424 + ... + 361292.

It is an arithmetic number, because the mean of its divisors is an integer number (66565800).

Almost surely, 2^2103203102 is an apocalyptic number.

2103203102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2103203102 is an abundant number, since it is smaller than the sum of its proper divisors (2157008098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2103203102 is a wasteful number, since it uses less digits than its factorization.

2103203102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6081.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2103203102 is about 45860.6923410452. The cubic root of 2103203102 is about 1281.2299176801.

Adding to 2103203102 its reverse (2013023012), we get a palindrome (4116226114).

The spelling of 2103203102 in words is "two billion, one hundred three million, two hundred three thousand, one hundred two".