121033001057 has 2 divisors, whose sum is σ = 121033001058. Its totient is φ = 121033001056.

The previous prime is 121033001053. The next prime is 121033001059. The reversal of 121033001057 is 750100330121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102384640576 + 18648360481 = 319976^2 + 136559^2 .

It is an emirp because it is prime and its reverse (750100330121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121033001057 - 2² = 121033001053 is a prime.

Together with 121033001059, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (121033001053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60516500528 + 60516500529.

It is an arithmetic number, because the mean of its divisors is an integer number (60516500529).

Almost surely, 2^121033001057 is an apocalyptic number.

It is an amenable number.

121033001057 is a deficient number, since it is larger than the sum of its proper divisors (1).

121033001057 is an equidigital number, since it uses as much as digits as its factorization.

121033001057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 23.

Adding to 121033001057 its reverse (750100330121), we get a palindrome (871133331178).

The spelling of 121033001057 in words is "one hundred twenty-one billion, thirty-three million, one thousand, fifty-seven".