2116202361 has 32 divisors (see below), whose sum is σ = 3480207360. Its totient is φ = 1113839424.

The previous prime is 2116202359. The next prime is 2116202371. The reversal of 2116202361 is 1632026112.

It is not a de Polignac number, because 2116202361 - 2¹ = 2116202359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2116202371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122676 + ... + 138858.

It is an arithmetic number, because the mean of its divisors is an integer number (108756480).

Almost surely, 2^2116202361 is an apocalyptic number.

2116202361 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2116202361 is a deficient number, since it is larger than the sum of its proper divisors (1364004999).

2116202361 is a wasteful number, since it uses less digits than its factorization.

2116202361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16685.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 2116202361 is about 46002.1995235010. The cubic root of 2116202361 is about 1283.8641289007.

Adding to 2116202361 its reverse (1632026112), we get a palindrome (3748228473).

The spelling of 2116202361 in words is "two billion, one hundred sixteen million, two hundred two thousand, three hundred sixty-one".