102002201112212 has 12 divisors (see below), whose sum is σ = 183328280377620. Its totient is φ = 49622692432896.

The previous prime is 102002201112197. The next prime is 102002201112263. The reversal of 102002201112212 is 212211102200201.

It can be written as a sum of positive squares in 2 ways, for example, as 81356864198416 + 20645336913796 = 9019804^2 + 4543714^2 .

It is a super-2 number, since 2×102002201112212² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344602030637 + ... + 344602030932.

It is an arithmetic number, because the mean of its divisors is an integer number (15277356698135).

Almost surely, 2^{102002201112212} is an apocalyptic number.

It is an amenable number.

102002201112212 is a deficient number, since it is larger than the sum of its proper divisors (81326079265408).

102002201112212 is a wasteful number, since it uses less digits than its factorization.

102002201112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689204061610 (or 689204061608 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102002201112212 its reverse (212211102200201), we get a palindrome (314213303312413).

The spelling of 102002201112212 in words is "one hundred two trillion, two billion, two hundred one million, one hundred twelve thousand, two hundred twelve".