202013087 has 2 divisors, whose sum is σ = 202013088. Its totient is φ = 202013086.

The previous prime is 202013047. The next prime is 202013089. The reversal of 202013087 is 780310202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202013087 - 2¹² = 202008991 is a prime.

Together with 202013089, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202013089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101006543 + 101006544.

It is an arithmetic number, because the mean of its divisors is an integer number (101006544).

Almost surely, 2^202013087 is an apocalyptic number.

202013087 is a deficient number, since it is larger than the sum of its proper divisors (1).

202013087 is an equidigital number, since it uses as much as digits as its factorization.

202013087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 202013087 is about 14213.1307951485. The cubic root of 202013087 is about 586.7591017761.

Adding to 202013087 its reverse (780310202), we get a palindrome (982323289).

The spelling of 202013087 in words is "two hundred two million, thirteen thousand, eighty-seven".