1212212002 has 8 divisors (see below), whose sum is σ = 1818475200. Its totient is φ = 606053604.

The previous prime is 1212211991. The next prime is 1212212059. The reversal of 1212212002 is 2002122121.

It is a happy number.

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, 16899 + ... + 52057.

It is an arithmetic number, because the mean of its divisors is an integer number (227309400).

Almost surely, 2^1212212002 is an apocalyptic number.

1212212002 is a deficient number, since it is larger than the sum of its proper divisors (606263198).

1212212002 is a wasteful number, since it uses less digits than its factorization.

1212212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52400.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1212212002 is about 34816.8350370909. The cubic root of 1212212002 is about 1066.2511842565.

Adding to 1212212002 its reverse (2002122121), we get a palindrome (3214334123).

The spelling of 1212212002 in words is "one billion, two hundred twelve million, two hundred twelve thousand, two".