2227150400000 has 120 divisors (see below), whose sum is σ = 5562086620860. Its totient is φ = 890859520000.

The previous prime is 2227150399891. The next prime is 2227150400009. The reversal of 2227150400000 is 40517222.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 732927756544 + 1494222643456 = 856112^2 + 1222384^2 .

It is not an unprimeable number, because it can be changed into a prime (2227150400009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 904016 + ... + 2295984.

Almost surely, 2^{2227150400000} is an apocalyptic number.

2227150400000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2227150400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2781043310430).

2227150400000 is an abundant number, since it is smaller than the sum of its proper divisors (3334936220860).

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

2227150400000 is an frugal number, since it uses more digits than its factorization.

2227150400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1392012 (or 1391976 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

Adding to 2227150400000 its reverse (40517222), we get a palindrome (2227190917222).

The spelling of 2227150400000 in words is "two trillion, two hundred twenty-seven billion, one hundred fifty million, four hundred thousand".