102001212106 has 8 divisors (see below), whose sum is σ = 153069315840. Its totient is φ = 50978106828.

The previous prime is 102001212059. The next prime is 102001212109. The reversal of 102001212106 is 601212100201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 102001212106.

It is not an unprimeable number, because it can be changed into a prime (102001212109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11243946 + ... + 11253013.

It is an arithmetic number, because the mean of its divisors is an integer number (19133664480).

Almost surely, 2^102001212106 is an apocalyptic number.

102001212106 is a deficient number, since it is larger than the sum of its proper divisors (51068103734).

102001212106 is a wasteful number, since it uses less digits than its factorization.

102001212106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22499228.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 102001212106 its reverse (601212100201), we get a palindrome (703213312307).

The spelling of 102001212106 in words is "one hundred two billion, one million, two hundred twelve thousand, one hundred six".