11012111330655 has 64 divisors (see below), whose sum is σ = 17740320998400. Its totient is φ = 5832976665600.

The previous prime is 11012111330641. The next prime is 11012111330681. The reversal of 11012111330655 is 55603311121011.

It is not a de Polignac number, because 11012111330655 - 2¹³ = 11012111322463 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4104400944 + ... + 4104403626.

It is an arithmetic number, because the mean of its divisors is an integer number (277192515600).

Almost surely, 2^{11012111330655} is an apocalyptic number.

11012111330655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11012111330655 is a deficient number, since it is larger than the sum of its proper divisors (6728209667745).

11012111330655 is a wasteful number, since it uses less digits than its factorization.

11012111330655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5872.

The product of its (nonzero) digits is 2700, while the sum is 30.

Adding to 11012111330655 its reverse (55603311121011), we get a palindrome (66615422451666).

The spelling of 11012111330655 in words is "eleven trillion, twelve billion, one hundred eleven million, three hundred thirty thousand, six hundred fifty-five".