101200120210 has 16 divisors (see below), whose sum is σ = 208183104576. Its totient is φ = 34697184048.

The previous prime is 101200120207. The next prime is 101200120247. The reversal of 101200120210 is 12021002101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722857932 + ... + 722858071.

It is an arithmetic number, because the mean of its divisors is an integer number (13011444036).

Almost surely, 2^101200120210 is an apocalyptic number.

101200120210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101200120210 is an abundant number, since it is smaller than the sum of its proper divisors (106982984366).

101200120210 is a wasteful number, since it uses less digits than its factorization.

101200120210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445716017.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 101200120210 its reverse (12021002101), we get a palindrome (113221122311).

The spelling of 101200120210 in words is "one hundred one billion, two hundred million, one hundred twenty thousand, two hundred ten".