2102103706 has 4 divisors (see below), whose sum is σ = 3153155562. Its totient is φ = 1051051852.

The previous prime is 2102103691. The next prime is 2102103721. The reversal of 2102103706 is 6073012012.

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

It is an interprime number because it is at equal distance from previous prime (2102103691) and next prime (2102103721).

It can be written as a sum of positive squares in only one way, i.e., 1790051481 + 312052225 = 42309^2 + 17665^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525525925 + ... + 525525928.

Almost surely, 2^2102103706 is an apocalyptic number.

2102103706 is a deficient number, since it is larger than the sum of its proper divisors (1051051856).

2102103706 is a wasteful number, since it uses less digits than its factorization.

2102103706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051051855.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 2102103706 is about 45848.7045182304. The cubic root of 2102103706 is about 1281.0066353051.

Adding to 2102103706 its reverse (6073012012), we get a palindrome (8175115718).

The spelling of 2102103706 in words is "two billion, one hundred two million, one hundred three thousand, seven hundred six".