1001010022012 has 96 divisors (see below), whose sum is σ = 2352695514624. Its totient is φ = 359900755200.

The previous prime is 1001010021989. The next prime is 1001010022087. The reversal of 1001010022012 is 2102200101001.

It is a self number, because there is not a number n which added to its sum of digits gives 1001010022012.

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 31 ways as a sum of consecutive naturals, for example, 14744898 + ... + 14812630.

It is an arithmetic number, because the mean of its divisors is an integer number (24507244944).

Almost surely, 2^{1001010022012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1001010022012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1176347757312).

1001010022012 is an abundant number, since it is smaller than the sum of its proper divisors (1351685492612).

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

1001010022012 is a wasteful number, since it uses less digits than its factorization.

1001010022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71459 (or 71457 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1001010022012 its reverse (2102200101001), we get a palindrome (3103210123013).

The spelling of 1001010022012 in words is "one trillion, one billion, ten million, twenty-two thousand, twelve".