2123162106662 has 16 divisors (see below), whose sum is σ = 3239072640720. Its totient is φ = 1043475124128.

The previous prime is 2123162106661. The next prime is 2123162106679. The reversal of 2123162106662 is 2666012613212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123162106661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124928 + ... + 2064444.

It is an arithmetic number, because the mean of its divisors is an integer number (202442040045).

Almost surely, 2^{2123162106662} is an apocalyptic number.

2123162106662 is a deficient number, since it is larger than the sum of its proper divisors (1115910534058).

2123162106662 is a wasteful number, since it uses less digits than its factorization.

2123162106662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1948855.

The product of its (nonzero) digits is 62208, while the sum is 38.

Adding to 2123162106662 its reverse (2666012613212), we get a palindrome (4789174719874).

The spelling of 2123162106662 in words is "two trillion, one hundred twenty-three billion, one hundred sixty-two million, one hundred six thousand, six hundred sixty-two".