103121132241 has 4 divisors (see below), whose sum is σ = 137494842992. Its totient is φ = 68747421492.

The previous prime is 103121132239. The next prime is 103121132249. The reversal of 103121132241 is 142231121301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 103121132241 - 2¹ = 103121132239 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (103121132249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17186855371 + ... + 17186855376.

It is an arithmetic number, because the mean of its divisors is an integer number (34373710748).

Almost surely, 2^103121132241 is an apocalyptic number.

It is an amenable number.

103121132241 is a deficient number, since it is larger than the sum of its proper divisors (34373710751).

103121132241 is an equidigital number, since it uses as much as digits as its factorization.

103121132241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34373710750.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 103121132241 its reverse (142231121301), we get a palindrome (245352253542).

The spelling of 103121132241 in words is "one hundred three billion, one hundred twenty-one million, one hundred thirty-two thousand, two hundred forty-one".