12221343040377 has 8 divisors (see below), whose sum is σ = 16296088957920. Its totient is φ = 8147079574880.

The previous prime is 12221343040367. The next prime is 12221343040393. The reversal of 12221343040377 is 77304034312221.

12221343040377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12221343040377 - 2¹⁵ = 12221343007609 is a prime.

It is a super-3 number, since 3×12221343040377³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (12221343040367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120553899 + ... + 120655232.

It is an arithmetic number, because the mean of its divisors is an integer number (2037011119740).

Almost surely, 2^{12221343040377} is an apocalyptic number.

It is an amenable number.

12221343040377 is a deficient number, since it is larger than the sum of its proper divisors (4074745917543).

12221343040377 is a wasteful number, since it uses less digits than its factorization.

12221343040377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241226023.

The product of its (nonzero) digits is 169344, while the sum is 39.

Adding to 12221343040377 its reverse (77304034312221), we get a palindrome (89525377352598).

The spelling of 12221343040377 in words is "twelve trillion, two hundred twenty-one billion, three hundred forty-three million, forty thousand, three hundred seventy-seven".