12212451335 has 32 divisors (see below), whose sum is σ = 17488438272. Its totient is φ = 8004775680.

The previous prime is 12212451299. The next prime is 12212451337. The reversal of 12212451335 is 53315421221.

It is not a de Polignac number, because 12212451335 - 2¹⁰ = 12212450311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12212451298 and 12212451307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212451337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1453667 + ... + 1462043.

It is an arithmetic number, because the mean of its divisors is an integer number (546513696).

Almost surely, 2^12212451335 is an apocalyptic number.

12212451335 is a deficient number, since it is larger than the sum of its proper divisors (5275986937).

12212451335 is a wasteful number, since it uses less digits than its factorization.

12212451335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10223.

The product of its digits is 7200, while the sum is 29.

Adding to 12212451335 its reverse (53315421221), we get a palindrome (65527872556).

The spelling of 12212451335 in words is "twelve billion, two hundred twelve million, four hundred fifty-one thousand, three hundred thirty-five".