2103431102 has 4 divisors (see below), whose sum is σ = 3155146656. Its totient is φ = 1051715550.

The previous prime is 2103431101. The next prime is 2103431117. The reversal of 2103431102 is 2011343012.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103431101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525857774 + ... + 525857777.

It is an arithmetic number, because the mean of its divisors is an integer number (788786664).

Almost surely, 2^2103431102 is an apocalyptic number.

2103431102 is a deficient number, since it is larger than the sum of its proper divisors (1051715554).

2103431102 is a wasteful number, since it uses less digits than its factorization.

2103431102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051715553.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2103431102 is about 45863.1780625809. The cubic root of 2103431102 is about 1281.2762137108.

Adding to 2103431102 its reverse (2011343012), we get a palindrome (4114774114).

The spelling of 2103431102 in words is "two billion, one hundred three million, four hundred thirty-one thousand, one hundred two".