1002121021102 has 8 divisors (see below), whose sum is σ = 1504876214736. Its totient is φ = 500495616192.

The previous prime is 1002121021093. The next prime is 1002121021199. The reversal of 1002121021102 is 2011201212001.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282444963 + ... + 282448510.

It is an arithmetic number, because the mean of its divisors is an integer number (188109526842).

Almost surely, 2^{1002121021102} is an apocalyptic number.

1002121021102 is a deficient number, since it is larger than the sum of its proper divisors (502755193634).

1002121021102 is an equidigital number, since it uses as much as digits as its factorization.

1002121021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564894362.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1002121021102 its reverse (2011201212001), we get a palindrome (3013322233103).

The spelling of 1002121021102 in words is "one trillion, two billion, one hundred twenty-one million, twenty-one thousand, one hundred two".