1022022020203 has 4 divisors (see below), whose sum is σ = 1032141050208. Its totient is φ = 1011902990200.

The previous prime is 1022022020113. The next prime is 1022022020213. The reversal of 1022022020203 is 3020202202201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1022022020203 is a prime.

It is a super-2 number, since 2×1022022020203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022022020213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5059514851 + ... + 5059515052.

It is an arithmetic number, because the mean of its divisors is an integer number (258035262552).

Almost surely, 2^{1022022020203} is an apocalyptic number.

1022022020203 is a deficient number, since it is larger than the sum of its proper divisors (10119030005).

1022022020203 is a wasteful number, since it uses less digits than its factorization.

1022022020203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10119030004.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 1022022020203 its reverse (3020202202201), we get a palindrome (4042224222404).

The spelling of 1022022020203 in words is "one trillion, twenty-two billion, twenty-two million, twenty thousand, two hundred three".