102211133612 has 96 divisors (see below), whose sum is σ = 216600384000. Its totient is φ = 41226485760.

The previous prime is 102211133611. The next prime is 102211133663. The reversal of 102211133612 is 216331112201.

It is not an unprimeable number, because it can be changed into a prime (102211133611) 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, 93685187 + ... + 93686277.

It is an arithmetic number, because the mean of its divisors is an integer number (2256254000).

Almost surely, 2^102211133612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102211133612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108300192000).

102211133612 is an abundant number, since it is smaller than the sum of its proper divisors (114389250388).

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

102211133612 is a wasteful number, since it uses less digits than its factorization.

102211133612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119 (or 2117 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 102211133612 its reverse (216331112201), we get a palindrome (318542245813).

The spelling of 102211133612 in words is "one hundred two billion, two hundred eleven million, one hundred thirty-three thousand, six hundred twelve".