11214515472261 has 64 divisors (see below), whose sum is σ = 15212918375424. Its totient is φ = 7347922560000.

The previous prime is 11214515472211. The next prime is 11214515472269. The reversal of 11214515472261 is 16227451541211.

It is not a de Polignac number, because 11214515472261 - 2³³ = 11205925537669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11214515472269) 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 63 ways as a sum of consecutive naturals, for example, 16419495226 + ... + 16419495908.

It is an arithmetic number, because the mean of its divisors is an integer number (237701849616).

Almost surely, 2^{11214515472261} is an apocalyptic number.

It is an amenable number.

11214515472261 is a deficient number, since it is larger than the sum of its proper divisors (3998402903163).

11214515472261 is a wasteful number, since it uses less digits than its factorization.

11214515472261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1874.

The product of its digits is 134400, while the sum is 42.

The spelling of 11214515472261 in words is "eleven trillion, two hundred fourteen billion, five hundred fifteen million, four hundred seventy-two thousand, two hundred sixty-one".