1211210212022 has 8 divisors (see below), whose sum is σ = 1875422263872. Its totient is φ = 586069457400.

The previous prime is 1211210212019. The next prime is 1211210212039. The reversal of 1211210212022 is 2202120121121.

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, 9767824229 + ... + 9767824352.

It is an arithmetic number, because the mean of its divisors is an integer number (234427782984).

Almost surely, 2^{1211210212022} is an apocalyptic number.

1211210212022 is a deficient number, since it is larger than the sum of its proper divisors (664212051850).

1211210212022 is a wasteful number, since it uses less digits than its factorization.

1211210212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19535648614.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1211210212022 its reverse (2202120121121), we get a palindrome (3413330333143).

Subtracting 1211210212022 from its reverse (2202120121121), we obtain a palindrome (990909909099).

The spelling of 1211210212022 in words is "one trillion, two hundred eleven billion, two hundred ten million, two hundred twelve thousand, twenty-two".