1202211121222 has 32 divisors (see below), whose sum is σ = 1938834247680. Its totient is φ = 557289308160.

The previous prime is 1202211121219. The next prime is 1202211121247. The reversal of 1202211121222 is 2221211122021.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1202211121222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18311238 + ... + 18376774.

It is an arithmetic number, because the mean of its divisors is an integer number (60588570240).

Almost surely, 2^{1202211121222} is an apocalyptic number.

1202211121222 is a deficient number, since it is larger than the sum of its proper divisors (736623126458).

1202211121222 is a wasteful number, since it uses less digits than its factorization.

1202211121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75876.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1202211121222 its reverse (2221211122021), we get a palindrome (3423422243243).

The spelling of 1202211121222 in words is "one trillion, two hundred two billion, two hundred eleven million, one hundred twenty-one thousand, two hundred twenty-two".