1212021022022 has 32 divisors (see below), whose sum is σ = 1876145241600. Its totient is φ = 586859572800.

The previous prime is 1212021022021. The next prime is 1212021022031. The reversal of 1212021022022 is 2202201202121.

It is a happy number.

It is a super-4 number, since 4×1212021022022⁴ (a number of 49 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212021022021) 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, 93810479 + ... + 93823397.

It is an arithmetic number, because the mean of its divisors is an integer number (58629538800).

Almost surely, 2^{1212021022022} is an apocalyptic number.

1212021022022 is a deficient number, since it is larger than the sum of its proper divisors (664124219578).

1212021022022 is a wasteful number, since it uses less digits than its factorization.

1212021022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21332.

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

Adding to 1212021022022 its reverse (2202201202121), we get a palindrome (3414222224143).

The spelling of 1212021022022 in words is "one trillion, two hundred twelve billion, twenty-one million, twenty-two thousand, twenty-two".