1312200102330 has 128 divisors (see below), whose sum is σ = 3772655792640. Its totient is φ = 322635709440.

The previous prime is 1312200102319. The next prime is 1312200102371. The reversal of 1312200102330 is 332010022131.

1312200102330 is a `hidden beast` number, since 1 + 31 + 2 + 200 + 102 + 330 = 666.

It is a super-3 number, since 3×1312200102330³ (a number of 37 digits) contains 333 as substring.

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

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, 2880139 + ... + 3304481.

It is an arithmetic number, because the mean of its divisors is an integer number (29473873380).

Almost surely, 2^{1312200102330} is an apocalyptic number.

1312200102330 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 1312200102330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1886327896320).

1312200102330 is an abundant number, since it is smaller than the sum of its proper divisors (2460455690310).

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

1312200102330 is a wasteful number, since it uses less digits than its factorization.

1312200102330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425253 (or 425247 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1312200102330 its reverse (332010022131), we get a palindrome (1644210124461).

The spelling of 1312200102330 in words is "one trillion, three hundred twelve billion, two hundred million, one hundred two thousand, three hundred thirty".