103132121011 has 4 divisors (see below), whose sum is σ = 108560127400. Its totient is φ = 97704114624.

The previous prime is 103132120963. The next prime is 103132121033. The reversal of 103132121011 is 110121231301.

It is a happy number.

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 103132121011 - 2²¹ = 103130023859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103132121041) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2714003166 + ... + 2714003203.

It is an arithmetic number, because the mean of its divisors is an integer number (27140031850).

Almost surely, 2^103132121011 is an apocalyptic number.

103132121011 is a deficient number, since it is larger than the sum of its proper divisors (5428006389).

103132121011 is an equidigital number, since it uses as much as digits as its factorization.

103132121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5428006388.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 103132121011 its reverse (110121231301), we get a palindrome (213253352312).

The spelling of 103132121011 in words is "one hundred three billion, one hundred thirty-two million, one hundred twenty-one thousand, eleven".