1022200022101 has 4 divisors (see below), whose sum is σ = 1022305663692. Its totient is φ = 1022094380512.

The previous prime is 1022200021979. The next prime is 1022200022131. The reversal of 1022200022101 is 1012200022201.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 455719504900 + 566480517201 = 675070^2 + 752649^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022200022101 - 2¹⁵ = 1022199989333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022200022131) 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, 52806280 + ... + 52825633.

It is an arithmetic number, because the mean of its divisors is an integer number (255576415923).

Almost surely, 2^{1022200022101} is an apocalyptic number.

It is an amenable number.

1022200022101 is a deficient number, since it is larger than the sum of its proper divisors (105641591).

1022200022101 is an equidigital number, since it uses as much as digits as its factorization.

1022200022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105641590.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1022200022101 its reverse (1012200022201), we get a palindrome (2034400044302).

The spelling of 1022200022101 in words is "one trillion, twenty-two billion, two hundred million, twenty-two thousand, one hundred one".