1100023132020 has 192 divisors, whose sum is σ = 3297508704000. Its totient is φ = 273018912768.

The previous prime is 1100023132007. The next prime is 1100023132063. The reversal of 1100023132020 is 202313200011.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 148307352 + ... + 148314768.

It is an arithmetic number, because the mean of its divisors is an integer number (17174524500).

Almost surely, 2^{1100023132020} is an apocalyptic number.

1100023132020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100023132020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1648754352000).

1100023132020 is an abundant number, since it is smaller than the sum of its proper divisors (2197485571980).

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

1100023132020 is a wasteful number, since it uses less digits than its factorization.

1100023132020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9042 (or 9040 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1100023132020 its reverse (202313200011), we get a palindrome (1302336332031).

The spelling of 1100023132020 in words is "one trillion, one hundred billion, twenty-three million, one hundred thirty-two thousand, twenty".