1020022021033 has 2 divisors, whose sum is σ = 1020022021034. Its totient is φ = 1020022021032.

The previous prime is 1020022020989. The next prime is 1020022021061. The reversal of 1020022021033 is 3301202200201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1004458959529 + 15563061504 = 1002227^2 + 124752^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020022021033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020022020998 and 1020022021016.

It is not a weakly prime, because it can be changed into another prime (1020022021133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510011010516 + 510011010517.

It is an arithmetic number, because the mean of its divisors is an integer number (510011010517).

Almost surely, 2^{1020022021033} is an apocalyptic number.

It is an amenable number.

1020022021033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020022021033 is an equidigital number, since it uses as much as digits as its factorization.

1020022021033 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 16.

Adding to 1020022021033 its reverse (3301202200201), we get a palindrome (4321224221234).

The spelling of 1020022021033 in words is "one trillion, twenty billion, twenty-two million, twenty-one thousand, thirty-three".