100100110001212 has 12 divisors (see below), whose sum is σ = 175902060522496. Its totient is φ = 49842378423360.

The previous prime is 100100110001191. The next prime is 100100110001257. The reversal of 100100110001212 is 212100011001001.

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, 51919143228 + ... + 51919145155.

Almost surely, 2^{100100110001212} is an apocalyptic number.

It is an amenable number.

100100110001212 is a deficient number, since it is larger than the sum of its proper divisors (75801950521284).

100100110001212 is a wasteful number, since it uses less digits than its factorization.

100100110001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103838288628 (or 103838288626 counting only the distinct ones).

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

Adding to 100100110001212 its reverse (212100011001001), we get a palindrome (312200121002213).

The spelling of 100100110001212 in words is "one hundred trillion, one hundred billion, one hundred ten million, one thousand, two hundred twelve".