10242005231021 has 8 divisors (see below), whose sum is σ = 10276806389184. Its totient is φ = 10207227317760.

The previous prime is 10242005230991. The next prime is 10242005231053. The reversal of 10242005231021 is 12013250024201.

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 10242005231021 - 2⁴² = 5843958719917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10242005231071) 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, 4928276 + ... + 6691181.

It is an arithmetic number, because the mean of its divisors is an integer number (1284600798648).

Almost surely, 2^{10242005231021} is an apocalyptic number.

It is an amenable number.

10242005231021 is a deficient number, since it is larger than the sum of its proper divisors (34801158163).

10242005231021 is a wasteful number, since it uses less digits than its factorization.

10242005231021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11622451.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 10242005231021 its reverse (12013250024201), we get a palindrome (22255255255222).

The spelling of 10242005231021 in words is "ten trillion, two hundred forty-two billion, five million, two hundred thirty-one thousand, twenty-one".