122121001063 has 2 divisors, whose sum is σ = 122121001064. Its totient is φ = 122121001062.

The previous prime is 122121001021. The next prime is 122121001073. The reversal of 122121001063 is 360100121221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122121001063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122121001063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122121001073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61060500531 + 61060500532.

It is an arithmetic number, because the mean of its divisors is an integer number (61060500532).

Almost surely, 2^122121001063 is an apocalyptic number.

122121001063 is a deficient number, since it is larger than the sum of its proper divisors (1).

122121001063 is an equidigital number, since it uses as much as digits as its factorization.

122121001063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 122121001063 its reverse (360100121221), we get a palindrome (482221122284).

The spelling of 122121001063 in words is "one hundred twenty-two billion, one hundred twenty-one million, one thousand, sixty-three".