121023303053 has 2 divisors, whose sum is σ = 121023303054. Its totient is φ = 121023303052.

The previous prime is 121023303041. The next prime is 121023303073. The reversal of 121023303053 is 350303320121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63220564969 + 57802738084 = 251437^2 + 240422^2 .

It is a cyclic number.

It is not a de Polignac number, because 121023303053 - 2⁶ = 121023302989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121023303073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60511651526 + 60511651527.

It is an arithmetic number, because the mean of its divisors is an integer number (60511651527).

Almost surely, 2^121023303053 is an apocalyptic number.

It is an amenable number.

121023303053 is a deficient number, since it is larger than the sum of its proper divisors (1).

121023303053 is an equidigital number, since it uses as much as digits as its factorization.

121023303053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 23.

Adding to 121023303053 its reverse (350303320121), we get a palindrome (471326623174).

The spelling of 121023303053 in words is "one hundred twenty-one billion, twenty-three million, three hundred three thousand, fifty-three".