100100020010012 has 24 divisors (see below), whose sum is σ = 199408735516032. Its totient is φ = 43521747830000.

The previous prime is 100100020009993. The next prime is 100100020010033. The reversal of 100100020010012 is 210010020001001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49456530614 + ... + 49456532637.

It is an arithmetic number, because the mean of its divisors is an integer number (8308697313168).

Almost surely, 2^{100100020010012} is an apocalyptic number.

It is an amenable number.

100100020010012 is a deficient number, since it is larger than the sum of its proper divisors (99308715506020).

100100020010012 is a wasteful number, since it uses less digits than its factorization.

100100020010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98913063289 (or 98913063287 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 100100020010012 its reverse (210010020001001), we get a palindrome (310110040011013).

It can be divided in two parts, 1001000 and 20010012, that added together give a palindrome (21011012).

The spelling of 100100020010012 in words is "one hundred trillion, one hundred billion, twenty million, ten thousand, twelve".