1000032013120 has 56 divisors (see below), whose sum is σ = 2721515698944. Its totient is φ = 342868118016.

The previous prime is 1000032013111. The next prime is 1000032013121. The reversal of 1000032013120 is 213102300001.

It is a tau number, because it is divible by the number of its divisors (56).

It is a self number, because there is not a number n which added to its sum of digits gives 1000032013120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000032013121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223219192 + ... + 223223671.

It is an arithmetic number, because the mean of its divisors is an integer number (48598494624).

Almost surely, 2^{1000032013120} is an apocalyptic number.

1000032013120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000032013120 is an abundant number, since it is smaller than the sum of its proper divisors (1721483685824).

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

1000032013120 is an equidigital number, since it uses as much as digits as its factorization.

1000032013120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446442887 (or 446442877 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 1000032013120 its reverse (213102300001), we get a palindrome (1213134313121).

The spelling of 1000032013120 in words is "one trillion, thirty-two million, thirteen thousand, one hundred twenty".