116221640351 has 8 divisors (see below), whose sum is σ = 117257266560. Its totient is φ = 115188864408.

The previous prime is 116221640347. The next prime is 116221640369. The reversal of 116221640351 is 153046122611.

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

It is a cyclic number.

It is not a de Polignac number, because 116221640351 - 2² = 116221640347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116211640351) 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, 630611 + ... + 793796.

It is an arithmetic number, because the mean of its divisors is an integer number (14657158320).

Almost surely, 2^116221640351 is an apocalyptic number.

116221640351 is a deficient number, since it is larger than the sum of its proper divisors (1035626209).

116221640351 is a wasteful number, since it uses less digits than its factorization.

116221640351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425133.

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 116221640351 its reverse (153046122611), we get a palindrome (269267762962).

The spelling of 116221640351 in words is "one hundred sixteen billion, two hundred twenty-one million, six hundred forty thousand, three hundred fifty-one".