220001210012 has 48 divisors (see below), whose sum is σ = 398589660000. Its totient is φ = 106202072064.

The previous prime is 220001210003. The next prime is 220001210017. The reversal of 220001210012 is 210012100022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 220001209975 and 220001210002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220001210017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3094448 + ... + 3164744.

It is an arithmetic number, because the mean of its divisors is an integer number (8303951250).

Almost surely, 2^220001210012 is an apocalyptic number.

It is an amenable number.

220001210012 is a deficient number, since it is larger than the sum of its proper divisors (178588449988).

220001210012 is a wasteful number, since it uses less digits than its factorization.

220001210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70598 (or 70596 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 220001210012 its reverse (210012100022), we get a palindrome (430013310034).

The spelling of 220001210012 in words is "two hundred twenty billion, one million, two hundred ten thousand, twelve".