102146123162 has 4 divisors (see below), whose sum is σ = 153219184746. Its totient is φ = 51073061580.

The previous prime is 102146123159. The next prime is 102146123171. The reversal of 102146123162 is 261321641201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 101939079841 + 207043321 = 319279^2 + 14389^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25536530789 + ... + 25536530792.

Almost surely, 2^102146123162 is an apocalyptic number.

102146123162 is a deficient number, since it is larger than the sum of its proper divisors (51073061584).

102146123162 is an equidigital number, since it uses as much as digits as its factorization.

102146123162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51073061583.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 102146123162 its reverse (261321641201), we get a palindrome (363467764363).

The spelling of 102146123162 in words is "one hundred two billion, one hundred forty-six million, one hundred twenty-three thousand, one hundred sixty-two".