100020121111002 has 32 divisors (see below), whose sum is σ = 203821931420352. Its totient is φ = 32709804177024.

The previous prime is 100020121110971. The next prime is 100020121111067. The reversal of 100020121111002 is 200111121020001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3192273 + ... + 14499339.

It is an arithmetic number, because the mean of its divisors is an integer number (6369435356886).

Almost surely, 2^{100020121111002} is an apocalyptic number.

100020121111002 is an abundant number, since it is smaller than the sum of its proper divisors (103801810309350).

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

100020121111002 is a wasteful number, since it uses less digits than its factorization.

100020121111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11334942.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100020121111002 its reverse (200111121020001), we get a palindrome (300131242131003).

The spelling of 100020121111002 in words is "one hundred trillion, twenty billion, one hundred twenty-one million, one hundred eleven thousand, two".