10404021034121 has 16 divisors (see below), whose sum is σ = 12223875185088. Its totient is φ = 8729954625600.

The previous prime is 10404021034111. The next prime is 10404021034129. The reversal of 10404021034121 is 12143012040401.

It is not a de Polignac number, because 10404021034121 - 2³⁸ = 10129143127177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10404021034129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1071575 + ... + 4685756.

It is an arithmetic number, because the mean of its divisors is an integer number (763992199068).

Almost surely, 2^{10404021034121} is an apocalyptic number.

10404021034121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10404021034121 is a deficient number, since it is larger than the sum of its proper divisors (1819854150967).

10404021034121 is a wasteful number, since it uses less digits than its factorization.

10404021034121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5769992.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 10404021034121 its reverse (12143012040401), we get a palindrome (22547033074522).

The spelling of 10404021034121 in words is "ten trillion, four hundred four billion, twenty-one million, thirty-four thousand, one hundred twenty-one".