100021201101222 has 32 divisors (see below), whose sum is σ = 200168995003872. Its totient is φ = 33319302753024.

The previous prime is 100021201101203. The next prime is 100021201101233. The reversal of 100021201101222 is 222101102120001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391318608 + ... + 391574124.

It is an arithmetic number, because the mean of its divisors is an integer number (6255281093871).

Almost surely, 2^{100021201101222} is an apocalyptic number.

100021201101222 is an abundant number, since it is smaller than the sum of its proper divisors (100147793902650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100021201101222 is a wasteful number, since it uses less digits than its factorization.

100021201101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296552.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100021201101222 its reverse (222101102120001), we get a palindrome (322122303221223).

The spelling of 100021201101222 in words is "one hundred trillion, twenty-one billion, two hundred one million, one hundred one thousand, two hundred twenty-two".