105210221133210 has 16 divisors (see below), whose sum is σ = 252504530719776. Its totient is φ = 28056058968848.

The previous prime is 105210221133049. The next prime is 105210221133287. The reversal of 105210221133210 is 12331122012501.

It is a super-2 number, since 2×105210221133210² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1753503685524 + ... + 1753503685583.

It is an arithmetic number, because the mean of its divisors is an integer number (15781533169986).

Almost surely, 2^{105210221133210} is an apocalyptic number.

105210221133210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105210221133210 is an abundant number, since it is smaller than the sum of its proper divisors (147294309586566).

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

105210221133210 is a wasteful number, since it uses less digits than its factorization.

105210221133210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3507007371117.

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 105210221133210 its reverse (12331122012501), we get a palindrome (117541343145711).

The spelling of 105210221133210 in words is "one hundred five trillion, two hundred ten billion, two hundred twenty-one million, one hundred thirty-three thousand, two hundred ten".