10121515254023 has 8 divisors (see below), whose sum is σ = 10165063489776. Its totient is φ = 10077967944000.

The previous prime is 10121515254013. The next prime is 10121515254031. The reversal of 10121515254023 is 32045251512101.

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 10121515254023 - 2³² = 10117220286727 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 (10121515254013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30352748 + ... + 30684398.

It is an arithmetic number, because the mean of its divisors is an integer number (1270632936222).

Almost surely, 2^{10121515254023} is an apocalyptic number.

10121515254023 is a deficient number, since it is larger than the sum of its proper divisors (43548235753).

10121515254023 is a wasteful number, since it uses less digits than its factorization.

10121515254023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462865.

The product of its (nonzero) digits is 12000, while the sum is 32.

Adding to 10121515254023 its reverse (32045251512101), we get a palindrome (42166766766124).

The spelling of 10121515254023 in words is "ten trillion, one hundred twenty-one billion, five hundred fifteen million, two hundred fifty-four thousand, twenty-three".