20040121033411 has 16 divisors (see below), whose sum is σ = 20139675343200. Its totient is φ = 19940852010240.

The previous prime is 20040121033393. The next prime is 20040121033571. The reversal of 20040121033411 is 11433012104002.

It is a cyclic number.

It is not a de Polignac number, because 20040121033411 - 2⁵ = 20040121033379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20040121033811) 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, 322920661 + ... + 322982713.

It is an arithmetic number, because the mean of its divisors is an integer number (1258729708950).

Almost surely, 2^{20040121033411} is an apocalyptic number.

20040121033411 is a deficient number, since it is larger than the sum of its proper divisors (99554309789).

20040121033411 is an equidigital number, since it uses as much as digits as its factorization.

20040121033411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64326.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 20040121033411 its reverse (11433012104002), we get a palindrome (31473133137413).

The spelling of 20040121033411 in words is "twenty trillion, forty billion, one hundred twenty-one million, thirty-three thousand, four hundred eleven".