1210222001322 has 24 divisors (see below), whose sum is σ = 2719264250976. Its totient is φ = 403407333612.

The previous prime is 1210222001291. The next prime is 1210222001399. The reversal of 1210222001322 is 2231002220121.

1210222001322 is a `hidden beast` number, since 121 + 0 + 2 + 220 + 0 + 1 + 322 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1210222001295 and 1210222001304.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1245083878 + ... + 1245084849.

It is an arithmetic number, because the mean of its divisors is an integer number (113302677124).

Almost surely, 2^{1210222001322} is an apocalyptic number.

1210222001322 is an abundant number, since it is smaller than the sum of its proper divisors (1509042249654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1210222001322 is an equidigital number, since it uses as much as digits as its factorization.

1210222001322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2490168744 (or 2490168732 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1210222001322 its reverse (2231002220121), we get a palindrome (3441224221443).

The spelling of 1210222001322 in words is "one trillion, two hundred ten billion, two hundred twenty-two million, one thousand, three hundred twenty-two".