1022021102202 has 32 divisors (see below), whose sum is σ = 2063441552832. Its totient is φ = 337441390464.

The previous prime is 1022021102197. The next prime is 1022021102209. The reversal of 1022021102202 is 2022011202201.

It is not an unprimeable number, because it can be changed into a prime (1022021102209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4507248 + ... + 4728564.

It is an arithmetic number, because the mean of its divisors is an integer number (64482548526).

Almost surely, 2^{1022021102202} is an apocalyptic number.

1022021102202 is an abundant number, since it is smaller than the sum of its proper divisors (1041420450630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022021102202 is a wasteful number, since it uses less digits than its factorization.

1022021102202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228622.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1022021102202 its reverse (2022011202201), we get a palindrome (3044032304403).

Subtracting 1022021102202 from its reverse (2022011202201), we obtain a palindrome (999990099999).

The spelling of 1022021102202 in words is "one trillion, twenty-two billion, twenty-one million, one hundred two thousand, two hundred two".