12254552621111 has 4 divisors (see below), whose sum is σ = 12254588396352. Its totient is φ = 12254516845872.

The previous prime is 12254552621071. The next prime is 12254552621159. The reversal of 12254552621111 is 11112625545221.

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 12254552621111 - 2³⁰ = 12253478879287 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 (12254552651111) 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, 17368790 + ... + 18060563.

It is an arithmetic number, because the mean of its divisors is an integer number (3063647099088).

Almost surely, 2^{12254552621111} is an apocalyptic number.

12254552621111 is a deficient number, since it is larger than the sum of its proper divisors (35775241).

12254552621111 is an equidigital number, since it uses as much as digits as its factorization.

12254552621111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35775240.

The product of its digits is 48000, while the sum is 38.

The spelling of 12254552621111 in words is "twelve trillion, two hundred fifty-four billion, five hundred fifty-two million, six hundred twenty-one thousand, one hundred eleven".