20030032002077 has 2 divisors, whose sum is σ = 20030032002078. Its totient is φ = 20030032002076.

The previous prime is 20030032001977. The next prime is 20030032002091. The reversal of 20030032002077 is 77020023003002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15388446141721 + 4641585860356 = 3922811^2 + 2154434^2 .

It is a cyclic number.

It is not a de Polignac number, because 20030032002077 - 2¹⁸ = 20030031739933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20030032082077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10015016001038 + 10015016001039.

It is an arithmetic number, because the mean of its divisors is an integer number (10015016001039).

Almost surely, 2^{20030032002077} is an apocalyptic number.

It is an amenable number.

20030032002077 is a deficient number, since it is larger than the sum of its proper divisors (1).

20030032002077 is an equidigital number, since it uses as much as digits as its factorization.

20030032002077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 26.

Adding to 20030032002077 its reverse (77020023003002), we get a palindrome (97050055005079).

The spelling of 20030032002077 in words is "twenty trillion, thirty billion, thirty-two million, two thousand, seventy-seven".