9102002012212 has 24 divisors (see below), whose sum is σ = 15987508173000. Its totient is φ = 4534151556096.

The previous prime is 9102002012209. The next prime is 9102002012249. The reversal of 9102002012212 is 2122102002019.

It can be written as a sum of positive squares in 4 ways, for example, as 13501510416 + 9088500501796 = 116196^2 + 3014714^2 .

It is a super-2 number, since 2×9102002012212² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2916364 + ... + 5168092.

It is an arithmetic number, because the mean of its divisors is an integer number (666146173875).

Almost surely, 2^{9102002012212} is an apocalyptic number.

It is an amenable number.

9102002012212 is a deficient number, since it is larger than the sum of its proper divisors (6885506160788).

9102002012212 is a wasteful number, since it uses less digits than its factorization.

9102002012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255475 (or 2255473 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 9102002012212 in words is "nine trillion, one hundred two billion, two million, twelve thousand, two hundred twelve".