220111200212 has 12 divisors (see below), whose sum is σ = 385631830836. Its totient is φ = 109930677120.

The previous prime is 220111200157. The next prime is 220111200227. The reversal of 220111200212 is 212002111022.

It can be written as a sum of positive squares in 2 ways, for example, as 57118132036 + 162993068176 = 238994^2 + 403724^2 .

It is a congruent number.

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, 31226783 + ... + 31233830.

It is an arithmetic number, because the mean of its divisors is an integer number (32135985903).

Almost surely, 2^220111200212 is an apocalyptic number.

It is an amenable number.

220111200212 is a deficient number, since it is larger than the sum of its proper divisors (165520630624).

220111200212 is a wasteful number, since it uses less digits than its factorization.

220111200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62461498 (or 62461496 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220111200212 its reverse (212002111022), we get a palindrome (432113311234).

The spelling of 220111200212 in words is "two hundred twenty billion, one hundred eleven million, two hundred thousand, two hundred twelve".