1022643106603 has 4 divisors (see below), whose sum is σ = 1082798583480. Its totient is φ = 962487629728.

The previous prime is 1022643106601. The next prime is 1022643106607. The reversal of 1022643106603 is 3066013462201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1022643106603 - 2¹ = 1022643106601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022643106601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30077738413 + ... + 30077738446.

It is an arithmetic number, because the mean of its divisors is an integer number (270699645870).

Almost surely, 2^{1022643106603} is an apocalyptic number.

1022643106603 is a deficient number, since it is larger than the sum of its proper divisors (60155476877).

1022643106603 is an equidigital number, since it uses as much as digits as its factorization.

1022643106603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60155476876.

The product of its (nonzero) digits is 31104, while the sum is 34.

Adding to 1022643106603 its reverse (3066013462201), we get a palindrome (4088656568804).

The spelling of 1022643106603 in words is "one trillion, twenty-two billion, six hundred forty-three million, one hundred six thousand, six hundred three".