1212101001002 has 8 divisors (see below), whose sum is σ = 1821475363296. Its totient is φ = 604942546572.

The previous prime is 1212101000969. The next prime is 1212101001043. The reversal of 1212101001002 is 2001001012121.

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 553975598 + ... + 553977785.

It is an arithmetic number, because the mean of its divisors is an integer number (227684420412).

Almost surely, 2^{1212101001002} is an apocalyptic number.

1212101001002 is a deficient number, since it is larger than the sum of its proper divisors (609374362294).

1212101001002 is a wasteful number, since it uses less digits than its factorization.

1212101001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107953932.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1212101001002 its reverse (2001001012121), we get a palindrome (3213102013123).

The spelling of 1212101001002 in words is "one trillion, two hundred twelve billion, one hundred one million, one thousand, two".