100212221021203 has 16 divisors (see below), whose sum is σ = 107606382185664. Its totient is φ = 92984771461120.

The previous prime is 100212221021201. The next prime is 100212221021239. The reversal of 100212221021203 is 302120122212001.

It is a cyclic number.

It is not a de Polignac number, because 100212221021203 - 2¹ = 100212221021201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100212221021201) 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, 25024851 + ... + 28751827.

It is an arithmetic number, because the mean of its divisors is an integer number (6725398886604).

Almost surely, 2^{100212221021203} is an apocalyptic number.

100212221021203 is a deficient number, since it is larger than the sum of its proper divisors (7394161164461).

100212221021203 is a wasteful number, since it uses less digits than its factorization.

100212221021203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3749342.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 100212221021203 its reverse (302120122212001), we get a palindrome (402332343233204).

The spelling of 100212221021203 in words is "one hundred trillion, two hundred twelve billion, two hundred twenty-one million, twenty-one thousand, two hundred three".