100122202001212 has 96 divisors (see below), whose sum is σ = 193245987078144. Its totient is φ = 45243620452800.

The previous prime is 100122202001197. The next prime is 100122202001221. The reversal of 100122202001212 is 212100202221001.

It is a happy number.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 18456433 + ... + 23256919.

It is an arithmetic number, because the mean of its divisors is an integer number (2012979032064).

Almost surely, 2^{100122202001212} is an apocalyptic number.

It is an amenable number.

100122202001212 is a deficient number, since it is larger than the sum of its proper divisors (93123785076932).

100122202001212 is a wasteful number, since it uses less digits than its factorization.

100122202001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4800719 (or 4800717 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 100122202001212 its reverse (212100202221001), we get a palindrome (312222404222213).

The spelling of 100122202001212 in words is "one hundred trillion, one hundred twenty-two billion, two hundred two million, one thousand, two hundred twelve".