1202222222002 has 24 divisors (see below), whose sum is σ = 1821037310316. Its totient is φ = 595259261856.

The previous prime is 1202222221997. The next prime is 1202222222021. The reversal of 1202222222002 is 2002222222021.

It can be written as a sum of positive squares in 2 ways, for example, as 1121504298121 + 80717923881 = 1059011^2 + 284109^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14678388 + ... + 14760064.

Almost surely, 2^{1202222222002} is an apocalyptic number.

1202222222002 is a deficient number, since it is larger than the sum of its proper divisors (618815088314).

1202222222002 is an equidigital number, since it uses as much as digits as its factorization.

1202222222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82282 (or 82119 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 1202222222002 its sum of digits (19), we get a palindrome (1202222222021).

Adding to 1202222222002 its reverse (2002222222021), we get a palindrome (3204444444023).

The spelling of 1202222222002 in words is "one trillion, two hundred two billion, two hundred twenty-two million, two hundred twenty-two thousand, two".