1210320113310 has 192 divisors, whose sum is σ = 3943655838720. Its totient is φ = 250191728640.

The previous prime is 1210320113279. The next prime is 1210320113357. The reversal of 1210320113310 is 133110230121.

1210320113310 is a `hidden beast` number, since 1 + 2 + 1 + 0 + 320 + 11 + 331 + 0 = 666.

It is a super-3 number, since 3×1210320113310³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 885031 + ... + 1789949.

It is an arithmetic number, because the mean of its divisors is an integer number (20539874160).

Almost surely, 2^{1210320113310} is an apocalyptic number.

1210320113310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1210320113310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1971827919360).

1210320113310 is an abundant number, since it is smaller than the sum of its proper divisors (2733335725410).

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

1210320113310 is a wasteful number, since it uses less digits than its factorization.

1210320113310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905143 (or 905140 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1210320113310 its reverse (133110230121), we get a palindrome (1343430343431).

The spelling of 1210320113310 in words is "one trillion, two hundred ten billion, three hundred twenty million, one hundred thirteen thousand, three hundred ten".