1001011201012 has 6 divisors (see below), whose sum is σ = 1751769601778. Its totient is φ = 500505600504.

The previous prime is 1001011200977. The next prime is 1001011201097. The reversal of 1001011201012 is 2101021101001.

1001011201012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 821136819556 + 179874381456 = 906166^2 + 424116^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1001011201012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125126400123 + ... + 125126400130.

Almost surely, 2^{1001011201012} is an apocalyptic number.

It is an amenable number.

1001011201012 is a deficient number, since it is larger than the sum of its proper divisors (750758400766).

1001011201012 is a wasteful number, since it uses less digits than its factorization.

1001011201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250252800257 (or 250252800255 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1001011201012 its reverse (2101021101001), we get a palindrome (3102032302013).

The spelling of 1001011201012 in words is "one trillion, one billion, eleven million, two hundred one thousand, twelve".