100101010001212 has 12 divisors (see below), whose sum is σ = 191101928184216. Its totient is φ = 45500459091440.

The previous prime is 100101010001189. The next prime is 100101010001231. The reversal of 100101010001212 is 212100010101001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1137511477243 + ... + 1137511477330.

It is an arithmetic number, because the mean of its divisors is an integer number (15925160682018).

Almost surely, 2^{100101010001212} is an apocalyptic number.

It is an amenable number.

100101010001212 is a deficient number, since it is larger than the sum of its proper divisors (91000918183004).

100101010001212 is a wasteful number, since it uses less digits than its factorization.

100101010001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275022954588 (or 2275022954586 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100101010001212 its reverse (212100010101001), we get a palindrome (312201020102213).

The spelling of 100101010001212 in words is "one hundred trillion, one hundred one billion, ten million, one thousand, two hundred twelve".