102202101012012 has 12 divisors (see below), whose sum is σ = 238471569028056. Its totient is φ = 34067367004000.

The previous prime is 102202101011987. The next prime is 102202101012017. The reversal of 102202101012012 is 210210101202201.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 102202101011982 and 102202101012000.

It is not an unprimeable number, because it can be changed into a prime (102202101012017) 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, 4258420875489 + ... + 4258420875512.

It is an arithmetic number, because the mean of its divisors is an integer number (19872630752338).

Almost surely, 2^{102202101012012} is an apocalyptic number.

102202101012012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102202101012012 is an abundant number, since it is smaller than the sum of its proper divisors (136269468016044).

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

102202101012012 is a wasteful number, since it uses less digits than its factorization.

102202101012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8516841751008 (or 8516841751006 counting only the distinct ones).

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

Adding to 102202101012012 its reverse (210210101202201), we get a palindrome (312412202214213).

It can be divided in two parts, 10 and 2202101012012, that added together give a palindrome (2202101012022).

The spelling of 102202101012012 in words is "one hundred two trillion, two hundred two billion, one hundred one million, twelve thousand, twelve".