1212002301222 has 48 divisors (see below), whose sum is σ = 2637924372720. Its totient is φ = 402167491776.

The previous prime is 1212002301179. The next prime is 1212002301227. The reversal of 1212002301222 is 2221032002121.

1212002301222 is a `hidden beast` number, since 1 + 212 + 0 + 0 + 230 + 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 = 1212002301195 and 1212002301204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212002301227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41225304 + ... + 41254692.

It is an arithmetic number, because the mean of its divisors is an integer number (54956757765).

Almost surely, 2^{1212002301222} is an apocalyptic number.

1212002301222 is an abundant number, since it is smaller than the sum of its proper divisors (1425922071498).

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

1212002301222 is a wasteful number, since it uses less digits than its factorization.

1212002301222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39717 (or 39714 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1212002301222 its reverse (2221032002121), we get a palindrome (3433034303343).

The spelling of 1212002301222 in words is "one trillion, two hundred twelve billion, two million, three hundred one thousand, two hundred twenty-two".