102112002210111 has 16 divisors (see below), whose sum is σ = 139475018279520. Its totient is φ = 66411945390080.

The previous prime is 102112002210091. The next prime is 102112002210137. The reversal of 102112002210111 is 111012200211201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 102112002210111 - 2⁹ = 102112002209599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102112002210011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11309730 + ... + 18224543.

It is an arithmetic number, because the mean of its divisors is an integer number (8717188642470).

Almost surely, 2^{102112002210111} is an apocalyptic number.

102112002210111 is a deficient number, since it is larger than the sum of its proper divisors (37363016069409).

102112002210111 is a wasteful number, since it uses less digits than its factorization.

102112002210111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29562426.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 102112002210111 its reverse (111012200211201), we get a palindrome (213124202421312).

The spelling of 102112002210111 in words is "one hundred two trillion, one hundred twelve billion, two million, two hundred ten thousand, one hundred eleven".