1212021212002 has 8 divisors (see below), whose sum is σ = 1860311627856. Its totient is φ = 591917336052.

The previous prime is 1212021211979. The next prime is 1212021212027. The reversal of 1212021212002 is 2002121202121.

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, 7046634868 + ... + 7046635039.

It is an arithmetic number, because the mean of its divisors is an integer number (232538953482).

Almost surely, 2^{1212021212002} is an apocalyptic number.

1212021212002 is a deficient number, since it is larger than the sum of its proper divisors (648290415854).

1212021212002 is a wasteful number, since it uses less digits than its factorization.

1212021212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14093269952.

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

Adding to 1212021212002 its reverse (2002121202121), we get a palindrome (3214142414123).

It can be divided in two parts, 121202121 and 2002, that multiplied together give a palindrome (242646646242).

The spelling of 1212021212002 in words is "one trillion, two hundred twelve billion, twenty-one million, two hundred twelve thousand, two".