1022211033245 has 4 divisors (see below), whose sum is σ = 1226653239900. Its totient is φ = 817768826592.

The previous prime is 1022211033169. The next prime is 1022211033253. The reversal of 1022211033245 is 5423301122201.

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 604963506436 + 417247526809 = 777794^2 + 645947^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022211033245 - 2¹⁰ = 1022211032221 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102221103320 + ... + 102221103329.

It is an arithmetic number, because the mean of its divisors is an integer number (306663309975).

Almost surely, 2^{1022211033245} is an apocalyptic number.

It is an amenable number.

1022211033245 is a deficient number, since it is larger than the sum of its proper divisors (204442206655).

1022211033245 is an equidigital number, since it uses as much as digits as its factorization.

1022211033245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204442206654.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 1022211033245 its reverse (5423301122201), we get a palindrome (6445512155446).

The spelling of 1022211033245 in words is "one trillion, twenty-two billion, two hundred eleven million, thirty-three thousand, two hundred forty-five".