10021121021013 has 8 divisors (see below), whose sum is σ = 13368872666976. Its totient is φ = 6677058361200.

The previous prime is 10021121020997. The next prime is 10021121021017. The reversal of 10021121021013 is 31012012112001.

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

It is not a de Polignac number, because 10021121021013 - 2⁴ = 10021121020997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10021121020983 and 10021121021001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021121021017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 922240198 + ... + 922251063.

It is an arithmetic number, because the mean of its divisors is an integer number (1671109083372).

Almost surely, 2^{10021121021013} is an apocalyptic number.

It is an amenable number.

10021121021013 is a deficient number, since it is larger than the sum of its proper divisors (3347751645963).

10021121021013 is a wasteful number, since it uses less digits than its factorization.

10021121021013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844493075.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 10021121021013 its reverse (31012012112001), we get a palindrome (41033133133014).

The spelling of 10021121021013 in words is "ten trillion, twenty-one billion, one hundred twenty-one million, twenty-one thousand, thirteen".