2225212656220 has 48 divisors (see below), whose sum is σ = 4898244703968. Its totient is φ = 848180874240.

The previous prime is 2225212656209. The next prime is 2225212656259. The reversal of 2225212656220 is 226562125222.

It is a self number, because there is not a number n which added to its sum of digits gives 2225212656220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31519089 + ... + 31589608.

It is an arithmetic number, because the mean of its divisors is an integer number (102046764666).

Almost surely, 2^{2225212656220} is an apocalyptic number.

2225212656220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2225212656220 is an abundant number, since it is smaller than the sum of its proper divisors (2673032047748).

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

2225212656220 is a wasteful number, since it uses less digits than its factorization.

2225212656220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63108790 (or 63108788 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 2225212656220 in words is "two trillion, two hundred twenty-five billion, two hundred twelve million, six hundred fifty-six thousand, two hundred twenty".