10212018139 has 2 divisors, whose sum is σ = 10212018140. Its totient is φ = 10212018138.

The previous prime is 10212018119. The next prime is 10212018143. The reversal of 10212018139 is 93181021201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10212018139 - 2¹³ = 10212009947 is a prime.

It is not a weakly prime, because it can be changed into another prime (10212018119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106009069 + 5106009070.

It is an arithmetic number, because the mean of its divisors is an integer number (5106009070).

Almost surely, 2^10212018139 is an apocalyptic number.

10212018139 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212018139 is an equidigital number, since it uses as much as digits as its factorization.

10212018139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 10212018139 in words is "ten billion, two hundred twelve million, eighteen thousand, one hundred thirty-nine".