1031044240100 has 72 divisors (see below), whose sum is σ = 2592017100288. Its totient is φ = 348658387200.

The previous prime is 1031044240081. The next prime is 1031044240117. The reversal of 1031044240100 is 10424401301.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 10037396 + ... + 10139595.

It is an arithmetic number, because the mean of its divisors is an integer number (36000237504).

Almost surely, 2^{1031044240100} is an apocalyptic number.

1031044240100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1031044240100 is an abundant number, since it is smaller than the sum of its proper divisors (1560972860188).

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

1031044240100 is a wasteful number, since it uses less digits than its factorization.

1031044240100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20177085 (or 20177078 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1031044240100 its reverse (10424401301), we get a palindrome (1041468641401).

The spelling of 1031044240100 in words is "one trillion, thirty-one billion, forty-four million, two hundred forty thousand, one hundred".