11032311310985 has 32 divisors (see below), whose sum is σ = 13739024183040. Its totient is φ = 8494332634368.

The previous prime is 11032311310981. The next prime is 11032311311033. The reversal of 11032311310985 is 58901311323011.

It is a cyclic number.

It is not a de Polignac number, because 11032311310985 - 2² = 11032311310981 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11032311310981) 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, 62264579 + ... + 62441511.

It is an arithmetic number, because the mean of its divisors is an integer number (429344505720).

Almost surely, 2^{11032311310985} is an apocalyptic number.

It is an amenable number.

11032311310985 is a deficient number, since it is larger than the sum of its proper divisors (2706712872055).

11032311310985 is a wasteful number, since it uses less digits than its factorization.

11032311310985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178337.

The product of its (nonzero) digits is 19440, while the sum is 38.

Adding to 11032311310985 its reverse (58901311323011), we get a palindrome (69933622633996).

The spelling of 11032311310985 in words is "eleven trillion, thirty-two billion, three hundred eleven million, three hundred ten thousand, nine hundred eighty-five".