100121012002 has 16 divisors (see below), whose sum is σ = 163850418432. Its totient is φ = 45505096720.

The previous prime is 100121011987. The next prime is 100121012009. The reversal of 100121012002 is 200210121001.

It is a self number, because there is not a number n which added to its sum of digits gives 100121012002.

It is not an unprimeable number, because it can be changed into a prime (100121012009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12708 + ... + 447664.

It is an arithmetic number, because the mean of its divisors is an integer number (10240651152).

Almost surely, 2^100121012002 is an apocalyptic number.

100121012002 is a deficient number, since it is larger than the sum of its proper divisors (63729406430).

100121012002 is a wasteful number, since it uses less digits than its factorization.

100121012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445433.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100121012002 its reverse (200210121001), we get a palindrome (300331133003).

The spelling of 100121012002 in words is "one hundred billion, one hundred twenty-one million, twelve thousand, two".