1210401332340 has 48 divisors (see below), whose sum is σ = 3398834745600. Its totient is φ = 321848830080.

The previous prime is 1210401332293. The next prime is 1210401332359. The reversal of 1210401332340 is 432331040121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1210401332340.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28880716 + ... + 28922595.

It is an arithmetic number, because the mean of its divisors is an integer number (70809057200).

Almost surely, 2^{1210401332340} is an apocalyptic number.

1210401332340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1210401332340 is an abundant number, since it is smaller than the sum of its proper divisors (2188433413260).

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

1210401332340 is a wasteful number, since it uses less digits than its factorization.

1210401332340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57803672 (or 57803670 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1210401332340 its reverse (432331040121), we get a palindrome (1642732372461).

The spelling of 1210401332340 in words is "one trillion, two hundred ten billion, four hundred one million, three hundred thirty-two thousand, three hundred forty".