10012121001002 has 16 divisors (see below), whose sum is σ = 15243369642432. Its totient is φ = 4931007945600.

The previous prime is 10012121000993. The next prime is 10012121001049. The reversal of 10012121001002 is 20010012121001.

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 7 ways as a sum of consecutive naturals, for example, 555374 + ... + 4509177.

It is an arithmetic number, because the mean of its divisors is an integer number (952710602652).

Almost surely, 2^{10012121001002} is an apocalyptic number.

10012121001002 is a deficient number, since it is larger than the sum of its proper divisors (5231248641430).

10012121001002 is a wasteful number, since it uses less digits than its factorization.

10012121001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5079373.

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

Adding to 10012121001002 its reverse (20010012121001), we get a palindrome (30022133122003).

The spelling of 10012121001002 in words is "ten trillion, twelve billion, one hundred twenty-one million, one thousand, two".