1210440212322 has 128 divisors (see below), whose sum is σ = 2736976822272. Its totient is φ = 353561812800.

The previous prime is 1210440212281. The next prime is 1210440212341. The reversal of 1210440212322 is 2232120440121.

It is a super-2 number, since 2×1210440212322² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1210440212292 and 1210440212301.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 764648743 + ... + 764650325.

It is an arithmetic number, because the mean of its divisors is an integer number (21382631424).

Almost surely, 2^{1210440212322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1210440212322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1368488411136).

1210440212322 is an abundant number, since it is smaller than the sum of its proper divisors (1526536609950).

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

1210440212322 is a wasteful number, since it uses less digits than its factorization.

1210440212322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2876.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1210440212322 its reverse (2232120440121), we get a palindrome (3442560652443).

The spelling of 1210440212322 in words is "one trillion, two hundred ten billion, four hundred forty million, two hundred twelve thousand, three hundred twenty-two".