10121050142239 has 2 divisors, whose sum is σ = 10121050142240. Its totient is φ = 10121050142238.

The previous prime is 10121050142233. The next prime is 10121050142263. The reversal of 10121050142239 is 93224105012101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10121050142239 - 2⁵ = 10121050142207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10121050142239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10121050142233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060525071119 + 5060525071120.

It is an arithmetic number, because the mean of its divisors is an integer number (5060525071120).

Almost surely, 2^{10121050142239} is an apocalyptic number.

10121050142239 is a deficient number, since it is larger than the sum of its proper divisors (1).

10121050142239 is an equidigital number, since it uses as much as digits as its factorization.

10121050142239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 31.

The spelling of 10121050142239 in words is "ten trillion, one hundred twenty-one billion, fifty million, one hundred forty-two thousand, two hundred thirty-nine".