100120210121210 has 16 divisors (see below), whose sum is σ = 180359520717600. Its totient is φ = 40016274604176.

The previous prime is 100120210121077. The next prime is 100120210121251. The reversal of 100120210121210 is 12121012021001.

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, 3976167320 + ... + 3976192499.

It is an arithmetic number, because the mean of its divisors is an integer number (11272470044850).

Almost surely, 2^{100120210121210} is an apocalyptic number.

100120210121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100120210121210 is a deficient number, since it is larger than the sum of its proper divisors (80239310596390).

100120210121210 is a wasteful number, since it uses less digits than its factorization.

100120210121210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7952361085.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100120210121210 its reverse (12121012021001), we get a palindrome (112241222142211).

The spelling of 100120210121210 in words is "one hundred trillion, one hundred twenty billion, two hundred ten million, one hundred twenty-one thousand, two hundred ten".