10162121611 has 2 divisors, whose sum is σ = 10162121612. Its totient is φ = 10162121610.

The previous prime is 10162121609. The next prime is 10162121621. The reversal of 10162121611 is 11612126101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10162121611 - 2¹ = 10162121609 is a prime.

Together with 10162121609, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10162121621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5081060805 + 5081060806.

It is an arithmetic number, because the mean of its divisors is an integer number (5081060806).

Almost surely, 2^10162121611 is an apocalyptic number.

10162121611 is a deficient number, since it is larger than the sum of its proper divisors (1).

10162121611 is an equidigital number, since it uses as much as digits as its factorization.

10162121611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 10162121611 its reverse (11612126101), we get a palindrome (21774247712).

The spelling of 10162121611 in words is "ten billion, one hundred sixty-two million, one hundred twenty-one thousand, six hundred eleven".