1322201023331 has 4 divisors (see below), whose sum is σ = 1322204107464. Its totient is φ = 1322197939200.

The previous prime is 1322201023309. The next prime is 1322201023337. The reversal of 1322201023331 is 1333201022231.

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 1322201023331 - 2³⁴ = 1305021154147 is a prime.

It is a super-2 number, since 2×1322201023331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1322201023297 and 1322201023306.

It is not an unprimeable number, because it can be changed into a prime (1322201023337) 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, 770225 + ... + 1799346.

It is an arithmetic number, because the mean of its divisors is an integer number (330551026866).

Almost surely, 2^{1322201023331} is an apocalyptic number.

1322201023331 is a deficient number, since it is larger than the sum of its proper divisors (3084133).

1322201023331 is an equidigital number, since it uses as much as digits as its factorization.

1322201023331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3084132.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1322201023331 its reverse (1333201022231), we get a palindrome (2655402045562).

The spelling of 1322201023331 in words is "one trillion, three hundred twenty-two billion, two hundred one million, twenty-three thousand, three hundred thirty-one".