1210130100221 has 8 divisors (see below), whose sum is σ = 1385307008064. Its totient is φ = 1035528487200.

The previous prime is 1210130100211. The next prime is 1210130100287. The reversal of 1210130100221 is 1220010310121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1210130100221 - 2²² = 1210125905917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1210130100196 and 1210130100205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210130100211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143819195 + ... + 143827608.

It is an arithmetic number, because the mean of its divisors is an integer number (173163376008).

Almost surely, 2^{1210130100221} is an apocalyptic number.

It is an amenable number.

1210130100221 is a deficient number, since it is larger than the sum of its proper divisors (175176907843).

1210130100221 is an equidigital number, since it uses as much as digits as its factorization.

1210130100221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287647411.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1210130100221 its reverse (1220010310121), we get a palindrome (2430140410342).

The spelling of 1210130100221 in words is "one trillion, two hundred ten billion, one hundred thirty million, one hundred thousand, two hundred twenty-one".