3212111001222 has 48 divisors (see below), whose sum is σ = 7241175293040. Its totient is φ = 1027807198656.

The previous prime is 3212111001199. The next prime is 3212111001247. The reversal of 3212111001222 is 2221001112123.

3212111001222 is a `hidden beast` number, since 321 + 21 + 1 + 100 + 1 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3212111001195 and 3212111001204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17694288 + ... + 17874899.

It is an arithmetic number, because the mean of its divisors is an integer number (150857818605).

Almost surely, 2^{3212111001222} is an apocalyptic number.

3212111001222 is an abundant number, since it is smaller than the sum of its proper divisors (4029064291818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3212111001222 is a wasteful number, since it uses less digits than its factorization.

3212111001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35569397 (or 35569394 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 3212111001222 its reverse (2221001112123), we get a palindrome (5433112113345).

The spelling of 3212111001222 in words is "three trillion, two hundred twelve billion, one hundred eleven million, one thousand, two hundred twenty-two".