212211001102100 has 144 divisors (see below), whose sum is σ = 618290849936256. Its totient is φ = 61055712576000.

The previous prime is 212211001102097. The next prime is 212211001102123. The reversal of 212211001102100 is 1201100112212.

It is a Harshad number since it is a multiple of its sum of digits (14).

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 47 ways as a sum of consecutive naturals, for example, 1059894911 + ... + 1060095110.

Almost surely, 2^{212211001102100} is an apocalyptic number.

212211001102100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212211001102100 is an abundant number, since it is smaller than the sum of its proper divisors (406079848834156).

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

212211001102100 is a wasteful number, since it uses less digits than its factorization.

212211001102100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119990066 (or 2119990059 counting only the distinct ones).

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

Adding to 212211001102100 its reverse (1201100112212), we get a palindrome (213412101214312).

The spelling of 212211001102100 in words is "two hundred twelve trillion, two hundred eleven billion, one million, one hundred two thousand, one hundred".