102222211111012 has 12 divisors (see below), whose sum is σ = 179090547995520. Its totient is φ = 51053483112296.

The previous prime is 102222211111003. The next prime is 102222211111063. The reversal of 102222211111012 is 210111112222201.

It is a happy 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, 14405606812 + ... + 14405613907.

It is an arithmetic number, because the mean of its divisors is an integer number (14924212332960).

Almost surely, 2^{102222211111012} is an apocalyptic number.

It is an amenable number.

102222211111012 is a deficient number, since it is larger than the sum of its proper divisors (76868336884508).

102222211111012 is a wasteful number, since it uses less digits than its factorization.

102222211111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28811221610 (or 28811221608 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 102222211111012 its reverse (210111112222201), we get a palindrome (312333323333213).

The spelling of 102222211111012 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred eleven million, one hundred eleven thousand, twelve".