122206613531 has 8 divisors (see below), whose sum is σ = 122689489104. Its totient is φ = 121724618400.

The previous prime is 122206613509. The next prime is 122206613537. The reversal of 122206613531 is 135316602221.

It is a happy number.

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 122206613531 - 2¹⁴ = 122206597147 is a prime.

It is a super-2 number, since 2×122206613531² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122206613537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58736 + ... + 497858.

It is an arithmetic number, because the mean of its divisors is an integer number (15336186138).

Almost surely, 2^122206613531 is an apocalyptic number.

122206613531 is a deficient number, since it is larger than the sum of its proper divisors (482875573).

122206613531 is an equidigital number, since it uses as much as digits as its factorization.

122206613531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440221.

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 122206613531 in words is "one hundred twenty-two billion, two hundred six million, six hundred thirteen thousand, five hundred thirty-one".