11012454543111 has 32 divisors (see below), whose sum is σ = 17190477792768. Its totient is φ = 6139238607360.

The previous prime is 11012454543071. The next prime is 11012454543197. The reversal of 11012454543111 is 11134545421011.

It is not a de Polignac number, because 11012454543111 - 2⁹ = 11012454542599 is a prime.

It is a super-2 number, since 2×11012454543111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012454543611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90303600 + ... + 90425466.

It is an arithmetic number, because the mean of its divisors is an integer number (537202431024).

Almost surely, 2^{11012454543111} is an apocalyptic number.

11012454543111 is a deficient number, since it is larger than the sum of its proper divisors (6178023249657).

11012454543111 is a wasteful number, since it uses less digits than its factorization.

11012454543111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226871.

The product of its (nonzero) digits is 9600, while the sum is 33.

Adding to 11012454543111 its reverse (11134545421011), we get a palindrome (22146999964122).

The spelling of 11012454543111 in words is "eleven trillion, twelve billion, four hundred fifty-four million, five hundred forty-three thousand, one hundred eleven".