116202261 has 8 divisors (see below), whose sum is σ = 177070144. Its totient is φ = 66401280.

The previous prime is 116202239. The next prime is 116202301. The reversal of 116202261 is 162202611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 116202261 - 2¹⁹ = 115677973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 5533441 = 116202261 / (1 + 1 + 6 + 2 + 0 + 2 + 2 + 6 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116202161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2766700 + ... + 2766741.

It is an arithmetic number, because the mean of its divisors is an integer number (22133768).

Almost surely, 2^116202261 is an apocalyptic number.

It is an amenable number.

116202261 is a deficient number, since it is larger than the sum of its proper divisors (60867883).

116202261 is an equidigital number, since it uses as much as digits as its factorization.

116202261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5533451.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 116202261 is about 10779.7152559796. The cubic root of 116202261 is about 487.9831874639.

Adding to 116202261 its reverse (162202611), we get a palindrome (278404872).

The spelling of 116202261 in words is "one hundred sixteen million, two hundred two thousand, two hundred sixty-one".