101212120200010 has 32 divisors (see below), whose sum is σ = 183134609819280. Its totient is φ = 40273136467968.

The previous prime is 101212120199929. The next prime is 101212120200017. The reversal of 101212120200010 is 10002021212101.

It can be written as a sum of positive squares in 8 ways, for example, as 6528847735921 + 94683272464089 = 2555161^2 + 9730533^2 .

It is not an unprimeable number, because it can be changed into a prime (101212120200017) 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, 39028686 + ... + 41541094.

Almost surely, 2^{101212120200010} is an apocalyptic number.

101212120200010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101212120200010 is a deficient number, since it is larger than the sum of its proper divisors (81922489619270).

101212120200010 is a wasteful number, since it uses less digits than its factorization.

101212120200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2533482.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101212120200010 its reverse (10002021212101), we get a palindrome (111214141412111).

The spelling of 101212120200010 in words is "one hundred one trillion, two hundred twelve billion, one hundred twenty million, two hundred thousand, ten".