102012211122 has 8 divisors (see below), whose sum is σ = 204024422256. Its totient is φ = 34004070372.

The previous prime is 102012211111. The next prime is 102012211127. The reversal of 102012211122 is 221112210201.

It is a sphenic number, since it is the product of 3 distinct primes.

102012211122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (102012211127) 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, 8501017588 + ... + 8501017599.

It is an arithmetic number, because the mean of its divisors is an integer number (25503052782).

Almost surely, 2^102012211122 is an apocalyptic number.

102012211122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

102012211122 is a wasteful number, since it uses less digits than its factorization.

102012211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17002035192.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102012211122 its reverse (221112210201), we get a palindrome (323124421323).

It can be divided in two parts, 10201 and 2211122, that multiplied together give a palindrome (22555655522).

The spelling of 102012211122 in words is "one hundred two billion, twelve million, two hundred eleven thousand, one hundred twenty-two".