102012220000087 has 2 divisors, whose sum is σ = 102012220000088. Its totient is φ = 102012220000086.

The previous prime is 102012220000069. The next prime is 102012220000217. The reversal of 102012220000087 is 780000022210201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102012220000087 - 2¹⁹ = 102012219475799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102012220000057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006110000043 + 51006110000044.

It is an arithmetic number, because the mean of its divisors is an integer number (51006110000044).

Almost surely, 2^{102012220000087} is an apocalyptic number.

102012220000087 is a deficient number, since it is larger than the sum of its proper divisors (1).

102012220000087 is an equidigital number, since it uses as much as digits as its factorization.

102012220000087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 25.

Adding to 102012220000087 its reverse (780000022210201), we get a palindrome (882012242210288).

The spelling of 102012220000087 in words is "one hundred two trillion, twelve billion, two hundred twenty million, eighty-seven", and thus it is an aban number.