102212020112 has 20 divisors (see below), whose sum is σ = 199595129856. Its totient is φ = 50703599520.

The previous prime is 102212020111. The next prime is 102212020121. The reversal of 102212020112 is 211020212201.

It is not an unprimeable number, because it can be changed into a prime (102212020111) 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, 25148564 + ... + 25152627.

Almost surely, 2^102212020112 is an apocalyptic number.

It is an amenable number.

102212020112 is a deficient number, since it is larger than the sum of its proper divisors (97383109744).

102212020112 is a wasteful number, since it uses less digits than its factorization.

102212020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50301326 (or 50301320 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102212020112 its reverse (211020212201), we get a palindrome (313232232313).

The spelling of 102212020112 in words is "one hundred two billion, two hundred twelve million, twenty thousand, one hundred twelve".