1100020032342 has 192 divisors, whose sum is σ = 3151500079104. Its totient is φ = 268465950720.

The previous prime is 1100020032329. The next prime is 1100020032343. The reversal of 1100020032342 is 2432300200011.

1100020032342 is a `hidden beast` number, since 1 + 100 + 0 + 200 + 323 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100020032343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14263678 + ... + 14340590.

It is an arithmetic number, because the mean of its divisors is an integer number (16414062912).

Almost surely, 2^{1100020032342} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100020032342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1575750039552).

1100020032342 is an abundant number, since it is smaller than the sum of its proper divisors (2051480046762).

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

1100020032342 is a wasteful number, since it uses less digits than its factorization.

1100020032342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77563 (or 77560 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1100020032342 its reverse (2432300200011), we get a palindrome (3532320232353).

The spelling of 1100020032342 in words is "one trillion, one hundred billion, twenty million, thirty-two thousand, three hundred forty-two".