120102221012210 has 32 divisors (see below), whose sum is σ = 231260504675760. Its totient is φ = 44748820242432.

The previous prime is 120102221012153. The next prime is 120102221012219. The reversal of 120102221012210 is 12210122201021.

It can be written as a sum of positive squares in 8 ways, for example, as 100386232219849 + 19715988792361 = 10019293^2 + 4440269^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (120102221012219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3641651825 + ... + 3641684804.

Almost surely, 2^{120102221012210} is an apocalyptic number.

120102221012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120102221012210 is a deficient number, since it is larger than the sum of its proper divisors (111158283663550).

120102221012210 is a wasteful number, since it uses less digits than its factorization.

120102221012210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7283336750.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 120102221012210 its reverse (12210122201021), we get a palindrome (132312343213231).

The spelling of 120102221012210 in words is "one hundred twenty trillion, one hundred two billion, two hundred twenty-one million, twelve thousand, two hundred ten".