1010012021013 has 16 divisors (see below), whose sum is σ = 1405257578496. Its totient is φ = 644054883120.

The previous prime is 1010012020987. The next prime is 1010012021063. The reversal of 1010012021013 is 3101202100101.

It is not a de Polignac number, because 1010012021013 - 2⁸ = 1010012020757 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1010012021013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010012021063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7177456 + ... + 7316822.

It is an arithmetic number, because the mean of its divisors is an integer number (87828598656).

Almost surely, 2^{1010012021013} is an apocalyptic number.

It is an amenable number.

1010012021013 is a deficient number, since it is larger than the sum of its proper divisors (395245557483).

1010012021013 is a wasteful number, since it uses less digits than its factorization.

1010012021013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244424.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1010012021013 its reverse (3101202100101), we get a palindrome (4111214121114).

The spelling of 1010012021013 in words is "one trillion, ten billion, twelve million, twenty-one thousand, thirteen".