1210101201330 has 128 divisors (see below), whose sum is σ = 3465014685696. Its totient is φ = 264448800000.

The previous prime is 1210101201277. The next prime is 1210101201343. The reversal of 1210101201330 is 331021010121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 10816680 + ... + 10927980.

It is an arithmetic number, because the mean of its divisors is an integer number (27070427232).

Almost surely, 2^{1210101201330} is an apocalyptic number.

1210101201330 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 1210101201330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1732507342848).

1210101201330 is an abundant number, since it is smaller than the sum of its proper divisors (2254913484366).

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

1210101201330 is a wasteful number, since it uses less digits than its factorization.

1210101201330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113592.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1210101201330 its reverse (331021010121), we get a palindrome (1541122211451).

The spelling of 1210101201330 in words is "one trillion, two hundred ten billion, one hundred one million, two hundred one thousand, three hundred thirty".