1212002002002 has 16 divisors (see below), whose sum is σ = 2644368004512. Its totient is φ = 367273333920.

The previous prime is 1212002001943. The next prime is 1212002002051. The reversal of 1212002002002 is 2002002002121.

1212002002002 is a modest number, since divided by 2002002 gives 1212 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9181833283 + ... + 9181833414.

It is an arithmetic number, because the mean of its divisors is an integer number (165273000282).

Almost surely, 2^{1212002002002} is an apocalyptic number.

1212002002002 is an abundant number, since it is smaller than the sum of its proper divisors (1432366002510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1212002002002 is a wasteful number, since it uses less digits than its factorization.

1212002002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18363666713.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1212002002002 its reverse (2002002002121), we get a palindrome (3214004004123).

It can be divided in two parts, 121 and 2002002002, that multiplied together give a palindrome (242242242242).

The spelling of 1212002002002 in words is "one trillion, two hundred twelve billion, two million, two thousand, two".