2167242172103 has 4 divisors (see below), whose sum is σ = 2167280745480. Its totient is φ = 2167203598728.

The previous prime is 2167242172037. The next prime is 2167242172127. The reversal of 2167242172103 is 3012712427612.

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

It is a cyclic number.

It is not a de Polignac number, because 2167242172103 - 2²² = 2167237977799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2167242172153) 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 3 ways as a sum of consecutive naturals, for example, 19202288 + ... + 19314821.

It is an arithmetic number, because the mean of its divisors is an integer number (541820186370).

Almost surely, 2^{2167242172103} is an apocalyptic number.

2167242172103 is a deficient number, since it is larger than the sum of its proper divisors (38573377).

2167242172103 is an equidigital number, since it uses as much as digits as its factorization.

2167242172103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38573376.

The product of its (nonzero) digits is 56448, while the sum is 38.

Adding to 2167242172103 its reverse (3012712427612), we get a palindrome (5179954599715).

The spelling of 2167242172103 in words is "two trillion, one hundred sixty-seven billion, two hundred forty-two million, one hundred seventy-two thousand, one hundred three".