2202221100012 has 12 divisors (see below), whose sum is σ = 5138515900056. Its totient is φ = 734073700000.

The previous prime is 2202221099989. The next prime is 2202221100047. The reversal of 2202221100012 is 2100011222022.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×2202221100012³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2202221099964 and 2202221100000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91759212489 + ... + 91759212512.

It is an arithmetic number, because the mean of its divisors is an integer number (428209658338).

Almost surely, 2^{2202221100012} is an apocalyptic number.

It is an amenable number.

2202221100012 is an abundant number, since it is smaller than the sum of its proper divisors (2936294800044).

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

2202221100012 is a wasteful number, since it uses less digits than its factorization.

2202221100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183518425008 (or 183518425006 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2202221100012 its reverse (2100011222022), we get a palindrome (4302232322034).

The spelling of 2202221100012 in words is "two trillion, two hundred two billion, two hundred twenty-one million, one hundred thousand, twelve".