121103051 has 2 divisors, whose sum is σ = 121103052. Its totient is φ = 121103050.

The previous prime is 121103041. The next prime is 121103069. The reversal of 121103051 is 150301121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121103051 is a prime.

It is not a weakly prime, because it can be changed into another prime (121103041) 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 as a sum of consecutive naturals, namely, 60551525 + 60551526.

It is an arithmetic number, because the mean of its divisors is an integer number (60551526).

Almost surely, 2^121103051 is an apocalyptic number.

121103051 is a deficient number, since it is larger than the sum of its proper divisors (1).

121103051 is an equidigital number, since it uses as much as digits as its factorization.

121103051 is an odious number, because the sum of its binary digits is odd.

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

The square root of 121103051 is about 11004.6831394639. The cubic root of 121103051 is about 494.7491175008.

Adding to 121103051 its reverse (150301121), we get a palindrome (271404172).

The spelling of 121103051 in words is "one hundred twenty-one million, one hundred three thousand, fifty-one".