2002011001373 has 2 divisors, whose sum is σ = 2002011001374. Its totient is φ = 2002011001372.

The previous prime is 2002011001213. The next prime is 2002011001429. The reversal of 2002011001373 is 3731001102002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1983765205444 + 18245795929 = 1408462^2 + 135077^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002011001373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002011003373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001005500686 + 1001005500687.

It is an arithmetic number, because the mean of its divisors is an integer number (1001005500687).

Almost surely, 2^{2002011001373} is an apocalyptic number.

It is an amenable number.

2002011001373 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002011001373 is an equidigital number, since it uses as much as digits as its factorization.

2002011001373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 20.

Adding to 2002011001373 its reverse (3731001102002), we get a palindrome (5733012103375).

The spelling of 2002011001373 in words is "two trillion, two billion, eleven million, one thousand, three hundred seventy-three".