11111031011334 has 64 divisors (see below), whose sum is σ = 22918992042240. Its totient is φ = 3588800570880.

The previous prime is 11111031011299. The next prime is 11111031011371. The reversal of 11111031011334 is 43311013011111.

It is a self number, because there is not a number n which added to its sum of digits gives 11111031011334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36263562 + ... + 36568674.

It is an arithmetic number, because the mean of its divisors is an integer number (358109250660).

Almost surely, 2^{11111031011334} is an apocalyptic number.

11111031011334 is an abundant number, since it is smaller than the sum of its proper divisors (11807961030906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11111031011334 is a wasteful number, since it uses less digits than its factorization.

11111031011334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306165.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 11111031011334 its reverse (43311013011111), we get a palindrome (54422044022445).

The spelling of 11111031011334 in words is "eleven trillion, one hundred eleven billion, thirty-one million, eleven thousand, three hundred thirty-four".