1021201423113 has 8 divisors (see below), whose sum is σ = 1361615300800. Its totient is φ = 680794247088.

The previous prime is 1021201423111. The next prime is 1021201423129. The reversal of 1021201423113 is 3113241021201.

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

It is not a de Polignac number, because 1021201423113 - 2¹ = 1021201423111 is a prime.

It is a super-2 number, since 2×1021201423113² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1021201423113.

It is not an unprimeable number, because it can be changed into a prime (1021201423111) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1308373 + ... + 1937586.

It is an arithmetic number, because the mean of its divisors is an integer number (170201912600).

Almost surely, 2^{1021201423113} is an apocalyptic number.

It is an amenable number.

1021201423113 is a deficient number, since it is larger than the sum of its proper divisors (340413877687).

1021201423113 is a wasteful number, since it uses less digits than its factorization.

1021201423113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350831.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1021201423113 its reverse (3113241021201), we get a palindrome (4134442444314).

The spelling of 1021201423113 in words is "one trillion, twenty-one billion, two hundred one million, four hundred twenty-three thousand, one hundred thirteen".