121211063 has 2 divisors, whose sum is σ = 121211064. Its totient is φ = 121211062.

The previous prime is 121211059. The next prime is 121211113. The reversal of 121211063 is 360112121.

It is a weak prime.

It is an emirp because it is prime and its reverse (360112121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121211063 - 2² = 121211059 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121211033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60605531 + 60605532.

It is an arithmetic number, because the mean of its divisors is an integer number (60605532).

Almost surely, 2^121211063 is an apocalyptic number.

121211063 is a deficient number, since it is larger than the sum of its proper divisors (1).

121211063 is an equidigital number, since it uses as much as digits as its factorization.

121211063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 121211063 is about 11009.5895927142. The cubic root of 121211063 is about 494.8961629625.

Adding to 121211063 its reverse (360112121), we get a palindrome (481323184).

The spelling of 121211063 in words is "one hundred twenty-one million, two hundred eleven thousand, sixty-three".