2101384343746 has 4 divisors (see below), whose sum is σ = 3152076515622. Its totient is φ = 1050692171872.

The previous prime is 2101384343741. The next prime is 2101384343833. The reversal of 2101384343746 is 6473434831012.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1957886570025 + 143497773721 = 1399245^2 + 378811^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2101384343696 and 2101384343705.

It is not an unprimeable number, because it can be changed into a prime (2101384343741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525346085935 + ... + 525346085938.

Almost surely, 2^{2101384343746} is an apocalyptic number.

2101384343746 is a deficient number, since it is larger than the sum of its proper divisors (1050692171876).

2101384343746 is a wasteful number, since it uses less digits than its factorization.

2101384343746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050692171875.

The product of its (nonzero) digits is 1161216, while the sum is 46.

The spelling of 2101384343746 in words is "two trillion, one hundred one billion, three hundred eighty-four million, three hundred forty-three thousand, seven hundred forty-six".