2242223400400 has 60 divisors (see below), whose sum is σ = 5425696830400. Its totient is φ = 890436896640.

The previous prime is 2242223400349. The next prime is 2242223400401. The reversal of 2242223400400 is 40043222422.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242223400401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20108280 + ... + 20219479.

Almost surely, 2^{2242223400400} is an apocalyptic number.

2242223400400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2242223400400 is an abundant number, since it is smaller than the sum of its proper divisors (3183473430000).

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

2242223400400 is a wasteful number, since it uses less digits than its factorization.

2242223400400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40327916 (or 40327905 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 2242223400400 its reverse (40043222422), we get a palindrome (2282266622822).

The spelling of 2242223400400 in words is "two trillion, two hundred forty-two billion, two hundred twenty-three million, four hundred thousand, four hundred".