201212202996 has 72 divisors (see below), whose sum is σ = 606552745344. Its totient is φ = 54989668800.

The previous prime is 201212202991. The next prime is 201212203001. The reversal of 201212202996 is 699202212102.

201212202996 is a `hidden beast` number, since 20 + 121 + 220 + 299 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (201212202991) and next prime (201212203001).

It is a super-2 number, since 2×201212202996² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 201212202996.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201212202991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17352055 + ... + 17363646.

Almost surely, 2^201212202996 is an apocalyptic number.

It is an amenable number.

201212202996 is an abundant number, since it is smaller than the sum of its proper divisors (405340542348).

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

201212202996 is a wasteful number, since it uses less digits than its factorization.

201212202996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34715741 (or 34715736 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The spelling of 201212202996 in words is "two hundred one billion, two hundred twelve million, two hundred two thousand, nine hundred ninety-six".