162021434411 has 2 divisors, whose sum is σ = 162021434412. Its totient is φ = 162021434410.

The previous prime is 162021434389. The next prime is 162021434431. The reversal of 162021434411 is 114434120261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 162021434411 - 2¹⁸ = 162021172267 is a prime.

It is not a weakly prime, because it can be changed into another prime (162021434431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81010717205 + 81010717206.

It is an arithmetic number, because the mean of its divisors is an integer number (81010717206).

Almost surely, 2^162021434411 is an apocalyptic number.

162021434411 is a deficient number, since it is larger than the sum of its proper divisors (1).

162021434411 is an equidigital number, since it uses as much as digits as its factorization.

162021434411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 162021434411 its reverse (114434120261), we get a palindrome (276455554672).

The spelling of 162021434411 in words is "one hundred sixty-two billion, twenty-one million, four hundred thirty-four thousand, four hundred eleven".