201213000212100 has 72 divisors (see below), whose sum is σ = 612817137505440. Its totient is φ = 50832757946880.

The previous prime is 201213000212099. The next prime is 201213000212123. The reversal of 201213000212100 is 1212000312102.

It is a super-3 number, since 3×201213000212100³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 201213000212100.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17650257477 + ... + 17650268876.

It is an arithmetic number, because the mean of its divisors is an integer number (8511349132020).

Almost surely, 2^{201213000212100} is an apocalyptic number.

201213000212100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201213000212100 is an abundant number, since it is smaller than the sum of its proper divisors (411604137293340).

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

201213000212100 is a wasteful number, since it uses less digits than its factorization.

201213000212100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35300526389 (or 35300526382 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 201213000212100 its reverse (1212000312102), we get a palindrome (202425000524202).

The spelling of 201213000212100 in words is "two hundred one trillion, two hundred thirteen billion, two hundred twelve thousand, one hundred".