1002542220305 has 8 divisors (see below), whose sum is σ = 1203097200000. Its totient is φ = 802002752496.

The previous prime is 1002542220299. The next prime is 1002542220331. The reversal of 1002542220305 is 5030222452001.

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

It is a cyclic number.

It is not a de Polignac number, because 1002542220305 - 2¹² = 1002542216209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3735305 + ... + 3994694.

It is an arithmetic number, because the mean of its divisors is an integer number (150387150000).

Almost surely, 2^{1002542220305} is an apocalyptic number.

It is an amenable number.

1002542220305 is a deficient number, since it is larger than the sum of its proper divisors (200554979695).

1002542220305 is an equidigital number, since it uses as much as digits as its factorization.

1002542220305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7755943.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 1002542220305 its reverse (5030222452001), we get a palindrome (6032764672306).

The spelling of 1002542220305 in words is "one trillion, two billion, five hundred forty-two million, two hundred twenty thousand, three hundred five".