2103400101 has 16 divisors (see below), whose sum is σ = 3093871680. Its totient is φ = 1260462720.

The previous prime is 2103400069. The next prime is 2103400129. The reversal of 2103400101 is 1010043012.

It is a happy number.

It is not a de Polignac number, because 2103400101 - 2⁵ = 2103400069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103400171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355150 + ... + 361023.

It is an arithmetic number, because the mean of its divisors is an integer number (193366980).

Almost surely, 2^2103400101 is an apocalyptic number.

It is an amenable number.

2103400101 is a deficient number, since it is larger than the sum of its proper divisors (990471579).

2103400101 is a wasteful number, since it uses less digits than its factorization.

2103400101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716276.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2103400101 is about 45862.8400886818. The cubic root of 2103400101 is about 1281.2699190685.

Adding to 2103400101 its reverse (1010043012), we get a palindrome (3113443113).

It can be divided in two parts, 2103 and 400101, that added together give a palindrome (402204).

The spelling of 2103400101 in words is "two billion, one hundred three million, four hundred thousand, one hundred one".