11020311332 has 6 divisors (see below), whose sum is σ = 19285544838. Its totient is φ = 5510155664.

The previous prime is 11020311331. The next prime is 11020311371. The reversal of 11020311332 is 23311302011.

It can be written as a sum of positive squares in only one way, i.e., 10777761856 + 242549476 = 103816^2 + 15574^2 .

It is a super-2 number, since 2×11020311332² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11020311332.

It is not an unprimeable number, because it can be changed into a prime (11020311331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1377538913 + ... + 1377538920.

It is an arithmetic number, because the mean of its divisors is an integer number (3214257473).

Almost surely, 2^11020311332 is an apocalyptic number.

It is an amenable number.

11020311332 is a deficient number, since it is larger than the sum of its proper divisors (8265233506).

11020311332 is a wasteful number, since it uses less digits than its factorization.

11020311332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755077837 (or 2755077835 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11020311332 its reverse (23311302011), we get a palindrome (34331613343).

The spelling of 11020311332 in words is "eleven billion, twenty million, three hundred eleven thousand, three hundred thirty-two".