2246216125221 has 64 divisors (see below), whose sum is σ = 3381477299200. Its totient is φ = 1473537614400.

The previous prime is 2246216125177. The next prime is 2246216125243. The reversal of 2246216125221 is 1225216126422.

2246216125221 is a `hidden beast` number, since 2 + 2 + 4 + 621 + 6 + 1 + 2 + 5 + 2 + 21 = 666.

It is not a de Polignac number, because 2246216125221 - 2¹⁸ = 2246215863077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2246216145221) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 208537566 + ... + 208548336.

It is an arithmetic number, because the mean of its divisors is an integer number (52835582800).

Almost surely, 2^{2246216125221} is an apocalyptic number.

It is an amenable number.

2246216125221 is a deficient number, since it is larger than the sum of its proper divisors (1135261173979).

2246216125221 is a wasteful number, since it uses less digits than its factorization.

2246216125221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11407 (or 11401 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The spelling of 2246216125221 in words is "two trillion, two hundred forty-six billion, two hundred sixteen million, one hundred twenty-five thousand, two hundred twenty-one".