102221022210012 has 96 divisors (see below), whose sum is σ = 276870414945600. Its totient is φ = 32572989792000.

The previous prime is 102221022210011. The next prime is 102221022210049. The reversal of 102221022210012 is 210012220122201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102221022210011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161256039 + ... + 161888702.

It is an arithmetic number, because the mean of its divisors is an integer number (2884066822350).

Almost surely, 2^{102221022210012} is an apocalyptic number.

102221022210012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102221022210012 is an abundant number, since it is smaller than the sum of its proper divisors (174649392735588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102221022210012 is a wasteful number, since it uses less digits than its factorization.

102221022210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323144884 (or 323144876 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 102221022210012 its reverse (210012220122201), we get a palindrome (312233242332213).

The spelling of 102221022210012 in words is "one hundred two trillion, two hundred twenty-one billion, twenty-two million, two hundred ten thousand, twelve".