100001102001212 has 24 divisors (see below), whose sum is σ = 179240199954816. Its totient is φ = 48791804081328.

The previous prime is 100001102001197. The next prime is 100001102001259. The reversal of 100001102001212 is 212100201100001.

It is a junction number, because it is equal to n+sod(n) for n = 100001102001193 and 100001102001202.

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, 273289298 + ... + 273654969.

It is an arithmetic number, because the mean of its divisors is an integer number (7468341664784).

Almost surely, 2^{100001102001212} is an apocalyptic number.

It is an amenable number.

100001102001212 is a deficient number, since it is larger than the sum of its proper divisors (79239097953604).

100001102001212 is a wasteful number, since it uses less digits than its factorization.

100001102001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546945377 (or 546945375 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100001102001212 its reverse (212100201100001), we get a palindrome (312101303101213).

The spelling of 100001102001212 in words is "one hundred trillion, one billion, one hundred two million, one thousand, two hundred twelve".