1211322211202 has 8 divisors (see below), whose sum is σ = 1816990843536. Its totient is φ = 605658596692.

The previous prime is 1211322211171. The next prime is 1211322211219. The reversal of 1211322211202 is 2021122231121.

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

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, 577988 + ... + 1660335.

It is an arithmetic number, because the mean of its divisors is an integer number (227123855442).

Almost surely, 2^{1211322211202} is an apocalyptic number.

1211322211202 is a deficient number, since it is larger than the sum of its proper divisors (605668632334).

1211322211202 is a wasteful number, since it uses less digits than its factorization.

1211322211202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2508912.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1211322211202 its reverse (2021122231121), we get a palindrome (3232444442323).

The spelling of 1211322211202 in words is "one trillion, two hundred eleven billion, three hundred twenty-two million, two hundred eleven thousand, two hundred two".