11255455211 has 24 divisors (see below), whose sum is σ = 15226720992. Its totient is φ = 8095824000.

The previous prime is 11255455207. The next prime is 11255455261.

11255455211 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 11255455211 - 2² = 11255455207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11255455261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 500090 + ... + 522111.

It is an arithmetic number, because the mean of its divisors is an integer number (634446708).

Almost surely, 2^11255455211 is an apocalyptic number.

11255455211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11255455211 is a deficient number, since it is larger than the sum of its proper divisors (3971265781).

11255455211 is a wasteful number, since it uses less digits than its factorization.

11255455211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022243 (or 1022232 counting only the distinct ones).

The product of its digits is 10000, while the sum is 32.

The spelling of 11255455211 in words is "eleven billion, two hundred fifty-five million, four hundred fifty-five thousand, two hundred eleven".