2227884612100 has 81 divisors (see below), whose sum is σ = 5624081055957. Its totient is φ = 763810330080.

The previous prime is 2227884612049. The next prime is 2227884612101. The reversal of 2227884612100 is 12164887222.

The square root of 2227884612100 is 1492610.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 802038460356 + 1425846151744 = 895566^2 + 1194088^2 .

It is not an unprimeable number, because it can be changed into a prime (2227884612101) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 104472039 + ... + 104493361.

Almost surely, 2^{2227884612100} is an apocalyptic number.

2227884612100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

2227884612100 is the 1492610-th square number.

It is an amenable number.

2227884612100 is an abundant number, since it is smaller than the sum of its proper divisors (3396196443857).

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

2227884612100 is an frugal number, since it uses more digits than its factorization.

2227884612100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42674 (or 21337 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 43.

The spelling of 2227884612100 in words is "two trillion, two hundred twenty-seven billion, eight hundred eighty-four million, six hundred twelve thousand, one hundred".