12262142043215 has 4 divisors (see below), whose sum is σ = 14714570451864. Its totient is φ = 9809713634568.

The previous prime is 12262142043211. The next prime is 12262142043257. The reversal of 12262142043215 is 51234024126221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12262142043215 - 2² = 12262142043211 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 (12262142043211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1226214204317 + ... + 1226214204326.

It is an arithmetic number, because the mean of its divisors is an integer number (3678642612966).

Almost surely, 2^{12262142043215} is an apocalyptic number.

12262142043215 is a deficient number, since it is larger than the sum of its proper divisors (2452428408649).

12262142043215 is an equidigital number, since it uses as much as digits as its factorization.

12262142043215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2452428408648.

The product of its (nonzero) digits is 46080, while the sum is 35.

Adding to 12262142043215 its reverse (51234024126221), we get a palindrome (63496166169436).

The spelling of 12262142043215 in words is "twelve trillion, two hundred sixty-two billion, one hundred forty-two million, forty-three thousand, two hundred fifteen".