122122052215 has 8 divisors (see below), whose sum is σ = 146572014528. Its totient is φ = 97680607200.

The previous prime is 122122052203. The next prime is 122122052233. The reversal of 122122052215 is 512250221221.

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

It is not a de Polignac number, because 122122052215 - 2¹⁵ = 122122019447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122122052215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2097736 + ... + 2155165.

It is an arithmetic number, because the mean of its divisors is an integer number (18321501816).

Almost surely, 2^122122052215 is an apocalyptic number.

122122052215 is a deficient number, since it is larger than the sum of its proper divisors (24449962313).

122122052215 is an equidigital number, since it uses as much as digits as its factorization.

122122052215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4258649.

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 122122052215 its reverse (512250221221), we get a palindrome (634372273436).

The spelling of 122122052215 in words is "one hundred twenty-two billion, one hundred twenty-two million, fifty-two thousand, two hundred fifteen".