1001011231032 has 64 divisors (see below), whose sum is σ = 2590920883200. Its totient is φ = 321948587520.

The previous prime is 1001011231021. The next prime is 1001011231069. The reversal of 1001011231032 is 2301321101001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1745482 + ... + 2246937.

It is an arithmetic number, because the mean of its divisors is an integer number (40483138800).

Almost surely, 2^{1001011231032} is an apocalyptic number.

1001011231032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001011231032 is an abundant number, since it is smaller than the sum of its proper divisors (1589909652168).

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

1001011231032 is a wasteful number, since it uses less digits than its factorization.

1001011231032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3992796 (or 3992792 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1001011231032 its reverse (2301321101001), we get a palindrome (3302332332033).

The spelling of 1001011231032 in words is "one trillion, one billion, eleven million, two hundred thirty-one thousand, thirty-two".