1202222322212 has 6 divisors (see below), whose sum is σ = 2103889063878. Its totient is φ = 601111161104.

The previous prime is 1202222322151. The next prime is 1202222322221. The reversal of 1202222322212 is 2122232222021.

It can be written as a sum of positive squares in only one way, i.e., 1156928267236 + 45294054976 = 1075606^2 + 212824^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150277790273 + ... + 150277790280.

It is an arithmetic number, because the mean of its divisors is an integer number (350648177313).

Almost surely, 2^{1202222322212} is an apocalyptic number.

It is an amenable number.

1202222322212 is a deficient number, since it is larger than the sum of its proper divisors (901666741666).

1202222322212 is a wasteful number, since it uses less digits than its factorization.

1202222322212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300555580557 (or 300555580555 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 1202222322212 its reverse (2122232222021), we get a palindrome (3324454544233).

The spelling of 1202222322212 in words is "one trillion, two hundred two billion, two hundred twenty-two million, three hundred twenty-two thousand, two hundred twelve".