10042021001511 has 12 divisors (see below), whose sum is σ = 15005318738280. Its totient is φ = 6463829610000.

The previous prime is 10042021001497. The next prime is 10042021001531. The reversal of 10042021001511 is 11510012024001.

10042021001511 is a `hidden beast` number, since 10 + 0 + 42 + 0 + 2 + 100 + 1 + 511 = 666.

It is not a de Polignac number, because 10042021001511 - 2²⁹ = 10041484130599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10042021001531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19237587865 + ... + 19237588386.

It is an arithmetic number, because the mean of its divisors is an integer number (1250443228190).

Almost surely, 2^{10042021001511} is an apocalyptic number.

10042021001511 is a deficient number, since it is larger than the sum of its proper divisors (4963297736769).

10042021001511 is a wasteful number, since it uses less digits than its factorization.

10042021001511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38475176286 (or 38475176283 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

Adding to 10042021001511 its reverse (11510012024001), we get a palindrome (21552033025512).

The spelling of 10042021001511 in words is "ten trillion, forty-two billion, twenty-one million, one thousand, five hundred eleven".