1002312020133 has 6 divisors (see below), whose sum is σ = 1447784029094. Its totient is φ = 668208013416.

The previous prime is 1002312020077. The next prime is 1002312020209. The reversal of 1002312020133 is 3310202132001.

1002312020133 is a `hidden beast` number, since 100 + 231 + 202 + 0 + 133 = 666.

It can be written as a sum of positive squares in only one way, i.e., 671247574209 + 331064445924 = 819297^2 + 575382^2 .

It is not a de Polignac number, because 1002312020133 - 2¹³ = 1002312011941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002312020033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55684001110 + ... + 55684001127.

Almost surely, 2^{1002312020133} is an apocalyptic number.

It is an amenable number.

1002312020133 is a deficient number, since it is larger than the sum of its proper divisors (445472008961).

1002312020133 is a wasteful number, since it uses less digits than its factorization.

1002312020133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111368002243 (or 111368002240 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1002312020133 its reverse (3310202132001), we get a palindrome (4312514152134).

The spelling of 1002312020133 in words is "one trillion, two billion, three hundred twelve million, twenty thousand, one hundred thirty-three".