202000021111087 has 2 divisors, whose sum is σ = 202000021111088. Its totient is φ = 202000021111086.

The previous prime is 202000021111081. The next prime is 202000021111099. The reversal of 202000021111087 is 780111120000202.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202000021111087 - 2¹¹ = 202000021109039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202000021111081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101000010555543 + 101000010555544.

It is an arithmetic number, because the mean of its divisors is an integer number (101000010555544).

Almost surely, 2^{202000021111087} is an apocalyptic number.

202000021111087 is a deficient number, since it is larger than the sum of its proper divisors (1).

202000021111087 is an equidigital number, since it uses as much as digits as its factorization.

202000021111087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 25.

Adding to 202000021111087 its reverse (780111120000202), we get a palindrome (982111141111289).

The spelling of 202000021111087 in words is "two hundred two trillion, twenty-one million, one hundred eleven thousand, eighty-seven".