1202102012222 has 4 divisors (see below), whose sum is σ = 1803153018336. Its totient is φ = 601051006110.

The previous prime is 1202102012197. The next prime is 1202102012227. The reversal of 1202102012222 is 2222102012021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1202102012222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202102012227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300525503054 + ... + 300525503057.

It is an arithmetic number, because the mean of its divisors is an integer number (450788254584).

Almost surely, 2^{1202102012222} is an apocalyptic number.

1202102012222 is a deficient number, since it is larger than the sum of its proper divisors (601051006114).

1202102012222 is an equidigital number, since it uses as much as digits as its factorization.

1202102012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601051006113.

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

Adding to 1202102012222 its reverse (2222102012021), we get a palindrome (3424204024243).

The spelling of 1202102012222 in words is "one trillion, two hundred two billion, one hundred two million, twelve thousand, two hundred twenty-two".