220310001231212 has 12 divisors (see below), whose sum is σ = 385595658485856. Its totient is φ = 110139813092400.

The previous prime is 220310001231211. The next prime is 220310001231251. The reversal of 220310001231212 is 212132100013022.

It is not an unprimeable number, because it can be changed into a prime (220310001231211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3796848164 + ... + 3796906187.

It is an arithmetic number, because the mean of its divisors is an integer number (32132971540488).

Almost surely, 2^{220310001231212} is an apocalyptic number.

It is an amenable number.

220310001231212 is a deficient number, since it is larger than the sum of its proper divisors (165285657254644).

220310001231212 is a wasteful number, since it uses less digits than its factorization.

220310001231212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7593761608 (or 7593761606 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 220310001231212 its reverse (212132100013022), we get a palindrome (432442101244234).

The spelling of 220310001231212 in words is "two hundred twenty trillion, three hundred ten billion, one million, two hundred thirty-one thousand, two hundred twelve".