102012022202 has 8 divisors (see below), whose sum is σ = 158294517300. Its totient is φ = 49247183104.

The previous prime is 102012022157. The next prime is 102012022207. The reversal of 102012022202 is 202220210201.

It can be written as a sum of positive squares in 2 ways, for example, as 99262173481 + 2749848721 = 315059^2 + 52439^2 .

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

It is not an unprimeable number, because it can be changed into a prime (102012022207) 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, 879413927 + ... + 879414042.

Almost surely, 2^102012022202 is an apocalyptic number.

102012022202 is a deficient number, since it is larger than the sum of its proper divisors (56282495098).

102012022202 is a wasteful number, since it uses less digits than its factorization.

102012022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1758828000.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 102012022202 its reverse (202220210201), we get a palindrome (304232232403).

It can be divided in two parts, 10201 and 2022202, that multiplied together give a palindrome (20628482602).

The spelling of 102012022202 in words is "one hundred two billion, twelve million, twenty-two thousand, two hundred two".