102201100001212 has 12 divisors (see below), whose sum is σ = 189372626472960. Its totient is φ = 48094635294656.

The previous prime is 102201100001183. The next prime is 102201100001227. The reversal of 102201100001212 is 212100001102201.

It is a junction number, because it is equal to n+sod(n) for n = 102201100001192 and 102201100001201.

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, 751478676412 + ... + 751478676547.

It is an arithmetic number, because the mean of its divisors is an integer number (15781052206080).

Almost surely, 2^{102201100001212} is an apocalyptic number.

It is an amenable number.

102201100001212 is a deficient number, since it is larger than the sum of its proper divisors (87171526471748).

102201100001212 is a wasteful number, since it uses less digits than its factorization.

102201100001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502957352980 (or 1502957352978 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102201100001212 its reverse (212100001102201), we get a palindrome (314301101103413).

The spelling of 102201100001212 in words is "one hundred two trillion, two hundred one billion, one hundred million, one thousand, two hundred twelve".