1321022212033 has 16 divisors (see below), whose sum is σ = 1365204556800. Its totient is φ = 1276938792000.

The previous prime is 1321022211973. The next prime is 1321022212063. The reversal of 1321022212033 is 3302122201231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1321022212033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1321022211995 and 1321022212013.

It is not an unprimeable number, because it can be changed into a prime (1321022212063) 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, 128236983 + ... + 128247283.

It is an arithmetic number, because the mean of its divisors is an integer number (85325284800).

Almost surely, 2^{1321022212033} is an apocalyptic number.

It is an amenable number.

1321022212033 is a deficient number, since it is larger than the sum of its proper divisors (44182344767).

1321022212033 is a wasteful number, since it uses less digits than its factorization.

1321022212033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14688.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1321022212033 its reverse (3302122201231), we get a palindrome (4623144413264).

The spelling of 1321022212033 in words is "one trillion, three hundred twenty-one billion, twenty-two million, two hundred twelve thousand, thirty-three".