1021240602271 has 2 divisors, whose sum is σ = 1021240602272. Its totient is φ = 1021240602270.

The previous prime is 1021240602253. The next prime is 1021240602287. The reversal of 1021240602271 is 1722060421201.

It is a strong prime.

It is an emirp because it is prime and its reverse (1722060421201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1021240602271 - 2³⁷ = 883801648799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021240602871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510620301135 + 510620301136.

It is an arithmetic number, because the mean of its divisors is an integer number (510620301136).

Almost surely, 2^{1021240602271} is an apocalyptic number.

1021240602271 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021240602271 is an equidigital number, since it uses as much as digits as its factorization.

1021240602271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

The spelling of 1021240602271 in words is "one trillion, twenty-one billion, two hundred forty million, six hundred two thousand, two hundred seventy-one".