20433402134211 has 32 divisors (see below), whose sum is σ = 29819746944000. Its totient is φ = 12342896226080.

The previous prime is 20433402134207. The next prime is 20433402134237. The reversal of 20433402134211 is 11243120433402.

It is a cyclic number.

It is not a de Polignac number, because 20433402134211 - 2² = 20433402134207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20433402134291) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26402440 + ... + 27165338.

It is an arithmetic number, because the mean of its divisors is an integer number (931867092000).

Almost surely, 2^{20433402134211} is an apocalyptic number.

20433402134211 is a deficient number, since it is larger than the sum of its proper divisors (9386344809789).

20433402134211 is a wasteful number, since it uses less digits than its factorization.

20433402134211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765599.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 20433402134211 its reverse (11243120433402), we get a palindrome (31676522567613).

The spelling of 20433402134211 in words is "twenty trillion, four hundred thirty-three billion, four hundred two million, one hundred thirty-four thousand, two hundred eleven".