1022231111271 has 4 divisors (see below), whose sum is σ = 1362974815032. Its totient is φ = 681487407512.

The previous prime is 1022231111261. The next prime is 1022231111273. The reversal of 1022231111271 is 1721111322201.

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 1022231111271 - 2¹⁰ = 1022231110247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022231111273) 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, 170371851876 + ... + 170371851881.

It is an arithmetic number, because the mean of its divisors is an integer number (340743703758).

Almost surely, 2^{1022231111271} is an apocalyptic number.

1022231111271 is a deficient number, since it is larger than the sum of its proper divisors (340743703761).

1022231111271 is an equidigital number, since it uses as much as digits as its factorization.

1022231111271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340743703760.

The product of its (nonzero) digits is 336, while the sum is 24.

Adding to 1022231111271 its reverse (1721111322201), we get a palindrome (2743342433472).

The spelling of 1022231111271 in words is "one trillion, twenty-two billion, two hundred thirty-one million, one hundred eleven thousand, two hundred seventy-one".