2220001001212 has 6 divisors (see below), whose sum is σ = 3885001752128. Its totient is φ = 1110000500604.

The previous prime is 2220001001209. The next prime is 2220001001243. The reversal of 2220001001212 is 2121001000222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2220001001192 and 2220001001201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277500125148 + ... + 277500125155.

Almost surely, 2^{2220001001212} is an apocalyptic number.

It is an amenable number.

2220001001212 is a deficient number, since it is larger than the sum of its proper divisors (1665000750916).

2220001001212 is a wasteful number, since it uses less digits than its factorization.

2220001001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555000250307 (or 555000250305 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2220001001212 its reverse (2121001000222), we get a palindrome (4341002001434).

The spelling of 2220001001212 in words is "two trillion, two hundred twenty billion, one million, one thousand, two hundred twelve".