2201213312100 has 108 divisors (see below), whose sum is σ = 7526815492560. Its totient is φ = 533627467200.

The previous prime is 2201213312093. The next prime is 2201213312131. The reversal of 2201213312100 is 12133121022.

2201213312100 is a `hidden beast` number, since 2 + 2 + 0 + 121 + 331 + 210 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 111162490 + ... + 111182289.

Almost surely, 2^{2201213312100} is an apocalyptic number.

2201213312100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201213312100 is an abundant number, since it is smaller than the sum of its proper divisors (5325602180460).

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

2201213312100 is a wasteful number, since it uses less digits than its factorization.

2201213312100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222344810 (or 222344800 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2201213312100 its reverse (12133121022), we get a palindrome (2213346433122).

It can be divided in two parts, 2 and 201213312100, that added together give a palindrome (201213312102).

The spelling of 2201213312100 in words is "two trillion, two hundred one billion, two hundred thirteen million, three hundred twelve thousand, one hundred".