1033213121077 has 2 divisors, whose sum is σ = 1033213121078. Its totient is φ = 1033213121076.

The previous prime is 1033213121047. The next prime is 1033213121147. The reversal of 1033213121077 is 7701213123301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1033203129156 + 9991921 = 1016466^2 + 3161^2 .

It is a cyclic number.

It is not a de Polignac number, because 1033213121077 - 2⁷ = 1033213120949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1033213121047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516606560538 + 516606560539.

It is an arithmetic number, because the mean of its divisors is an integer number (516606560539).

Almost surely, 2^{1033213121077} is an apocalyptic number.

It is an amenable number.

1033213121077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1033213121077 is an equidigital number, since it uses as much as digits as its factorization.

1033213121077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 31.

Adding to 1033213121077 its reverse (7701213123301), we get a palindrome (8734426244378).

The spelling of 1033213121077 in words is "one trillion, thirty-three billion, two hundred thirteen million, one hundred twenty-one thousand, seventy-seven".