116222155101 has 40 divisors (see below), whose sum is σ = 187042461144. Its totient is φ = 71493943680.

The previous prime is 116222155073. The next prime is 116222155139. The reversal of 116222155101 is 101551222611.

It is a happy number.

116222155101 is a `hidden beast` number, since 1 + 1 + 622 + 21 + 5 + 5 + 10 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5632652601 + 110589502500 = 75051^2 + 332550^2 .

It is not a de Polignac number, because 116222155101 - 2¹¹ = 116222153053 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116222150101) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2925511 + ... + 2964971.

Almost surely, 2^116222155101 is an apocalyptic number.

It is an amenable number.

116222155101 is a deficient number, since it is larger than the sum of its proper divisors (70820306043).

116222155101 is a wasteful number, since it uses less digits than its factorization.

116222155101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42283 (or 42274 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

Adding to 116222155101 its reverse (101551222611), we get a palindrome (217773377712).

The spelling of 116222155101 in words is "one hundred sixteen billion, two hundred twenty-two million, one hundred fifty-five thousand, one hundred one".