1212212020022 has 8 divisors (see below), whose sum is σ = 1818376947072. Its totient is φ = 606086371000.

The previous prime is 1212212020003. The next prime is 1212212020067. The reversal of 1212212020022 is 2200202122121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 9742229 + ... + 9865872.

It is an arithmetic number, because the mean of its divisors is an integer number (227297118384).

Almost surely, 2^{1212212020022} is an apocalyptic number.

1212212020022 is a deficient number, since it is larger than the sum of its proper divisors (606164927050).

1212212020022 is a wasteful number, since it uses less digits than its factorization.

1212212020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19639014.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1212212020022 its reverse (2200202122121), we get a palindrome (3412414142143).

The spelling of 1212212020022 in words is "one trillion, two hundred twelve billion, two hundred twelve million, twenty thousand, twenty-two".