103121051 has 8 divisors (see below), whose sum is σ = 112854384. Its totient is φ = 93447520.

The previous prime is 103121047. The next prime is 103121059. The reversal of 103121051 is 150121301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 103121051 - 2² = 103121047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103121059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11300 + ... + 18273.

It is an arithmetic number, because the mean of its divisors is an integer number (14106798).

Almost surely, 2^103121051 is an apocalyptic number.

103121051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

103121051 is a deficient number, since it is larger than the sum of its proper divisors (9733333).

103121051 is a wasteful number, since it uses less digits than its factorization.

103121051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29901.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 103121051 is about 10154.8535686144. The cubic root of 103121051 is about 468.9383779510.

Adding to 103121051 its reverse (150121301), we get a palindrome (253242352).

The spelling of 103121051 in words is "one hundred three million, one hundred twenty-one thousand, fifty-one".