2220663255812 has 48 divisors (see below), whose sum is σ = 4103852860800. Its totient is φ = 1049866110720.

The previous prime is 2220663255787. The next prime is 2220663255823. The reversal of 2220663255812 is 2185523660222.

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, 1183112 + ... + 2416832.

It is an arithmetic number, because the mean of its divisors is an integer number (85496934600).

Almost surely, 2^{2220663255812} is an apocalyptic number.

It is an amenable number.

2220663255812 is a deficient number, since it is larger than the sum of its proper divisors (1883189604988).

2220663255812 is a wasteful number, since it uses less digits than its factorization.

2220663255812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234076 (or 1234074 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 2220663255812 in words is "two trillion, two hundred twenty billion, six hundred sixty-three million, two hundred fifty-five thousand, eight hundred twelve".