1013011013021 has 8 divisors (see below), whose sum is σ = 1157733032064. Its totient is φ = 868290534000.

The previous prime is 1013011013009. The next prime is 1013011013039. The reversal of 1013011013021 is 1203101103101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1013011013021 - 2¹⁰ = 1013011011997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013011012987 and 1013011013005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013011013821) 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, 2058131 + ... + 2502383.

It is an arithmetic number, because the mean of its divisors is an integer number (144716629008).

Almost surely, 2^{1013011013021} is an apocalyptic number.

It is an amenable number.

1013011013021 is a deficient number, since it is larger than the sum of its proper divisors (144722019043).

1013011013021 is an equidigital number, since it uses as much as digits as its factorization.

1013011013021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770011.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 1013011013021 its reverse (1203101103101), we get a palindrome (2216112116122).

The spelling of 1013011013021 in words is "one trillion, thirteen billion, eleven million, thirteen thousand, twenty-one".