102012201202212 has 144 divisors (see below), whose sum is σ = 307661709573120. Its totient is φ = 29145787602624.

The previous prime is 102012201202207. The next prime is 102012201202337. The reversal of 102012201202212 is 212202102210201.

It is a happy number.

102012201202212 is a `hidden beast` number, since 1 + 0 + 201 + 220 + 1 + 20 + 221 + 2 = 666.

It is a super-2 number, since 2×102012201202212² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 335344893 + ... + 335648955.

Almost surely, 2^{102012201202212} is an apocalyptic number.

102012201202212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102012201202212 is an abundant number, since it is smaller than the sum of its proper divisors (205649508370908).

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

102012201202212 is a wasteful number, since it uses less digits than its factorization.

102012201202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367487 (or 367472 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 102012201202212 its reverse (212202102210201), we get a palindrome (314214303412413).

The spelling of 102012201202212 in words is "one hundred two trillion, twelve billion, two hundred one million, two hundred two thousand, two hundred twelve".