1202211212002 has 4 divisors (see below), whose sum is σ = 1803316818006. Its totient is φ = 601105606000.

The previous prime is 1202211211973. The next prime is 1202211212051. The reversal of 1202211212002 is 2002121122021.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 763716940281 + 438494271721 = 873909^2 + 662189^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300552802999 + ... + 300552803002.

Almost surely, 2^{1202211212002} is an apocalyptic number.

1202211212002 is a deficient number, since it is larger than the sum of its proper divisors (601105606004).

1202211212002 is an equidigital number, since it uses as much as digits as its factorization.

1202211212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601105606003.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1202211212002 its reverse (2002121122021), we get a palindrome (3204332334023).

The spelling of 1202211212002 in words is "one trillion, two hundred two billion, two hundred eleven million, two hundred twelve thousand, two".