2111323504 has 20 divisors (see below), whose sum is σ = 4136654880. Its totient is φ = 1043799680.

The previous prime is 2111323499. The next prime is 2111323507. The reversal of 2111323504 is 4053231112.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111323507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 739912 + ... + 742759.

It is an arithmetic number, because the mean of its divisors is an integer number (206832744).

Almost surely, 2^2111323504 is an apocalyptic number.

It is an amenable number.

2111323504 is a deficient number, since it is larger than the sum of its proper divisors (2025331376).

2111323504 is a wasteful number, since it uses less digits than its factorization.

2111323504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1482768 (or 1482762 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2111323504 is about 45949.1404054526. The cubic root of 2111323504 is about 1282.8767297342.

Adding to 2111323504 its reverse (4053231112), we get a palindrome (6164554616).

The spelling of 2111323504 in words is "two billion, one hundred eleven million, three hundred twenty-three thousand, five hundred four".