1021224022817 has 8 divisors (see below), whose sum is σ = 1040536376640. Its totient is φ = 1001913297840.

The previous prime is 1021224022807. The next prime is 1021224022859. The reversal of 1021224022817 is 7182204221201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1021224022817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1021224022807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 897734 + ... + 1687712.

It is an arithmetic number, because the mean of its divisors is an integer number (130067047080).

Almost surely, 2^{1021224022817} is an apocalyptic number.

It is an amenable number.

1021224022817 is a deficient number, since it is larger than the sum of its proper divisors (19312353823).

1021224022817 is an equidigital number, since it uses as much as digits as its factorization.

1021224022817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814423.

The product of its (nonzero) digits is 7168, while the sum is 32.

The spelling of 1021224022817 in words is "one trillion, twenty-one billion, two hundred twenty-four million, twenty-two thousand, eight hundred seventeen".