1211202211022 has 8 divisors (see below), whose sum is σ = 1861115592672. Its totient is φ = 590830346800.

The previous prime is 1211202211013. The next prime is 1211202211033. The reversal of 1211202211022 is 2201122021121.

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, 7385379254 + ... + 7385379417.

It is an arithmetic number, because the mean of its divisors is an integer number (232639449084).

Almost surely, 2^{1211202211022} is an apocalyptic number.

1211202211022 is a deficient number, since it is larger than the sum of its proper divisors (649913381650).

1211202211022 is a wasteful number, since it uses less digits than its factorization.

1211202211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14770758714.

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

Adding to 1211202211022 its reverse (2201122021121), we get a palindrome (3412324232143).

The spelling of 1211202211022 in words is "one trillion, two hundred eleven billion, two hundred two million, two hundred eleven thousand, twenty-two".