2220100001212 has 6 divisors (see below), whose sum is σ = 3885175002128. Its totient is φ = 1110050000604.

The previous prime is 2220100001179. The next prime is 2220100001213. The reversal of 2220100001212 is 2121000010222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2220100001192 and 2220100001201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220100001213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277512500148 + ... + 277512500155.

Almost surely, 2^{2220100001212} is an apocalyptic number.

It is an amenable number.

2220100001212 is a deficient number, since it is larger than the sum of its proper divisors (1665075000916).

2220100001212 is a wasteful number, since it uses less digits than its factorization.

2220100001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555025000307 (or 555025000305 counting only the distinct ones).

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

Adding to 2220100001212 its reverse (2121000010222), we get a palindrome (4341100011434).

The spelling of 2220100001212 in words is "two trillion, two hundred twenty billion, one hundred million, one thousand, two hundred twelve".