212011021101203 has 24 divisors (see below), whose sum is σ = 228956246270976. Its totient is φ = 196099401445200.

The previous prime is 212011021101107. The next prime is 212011021101221. The reversal of 212011021101203 is 302101120110212.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-212011021101203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212011021101233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16164026 + ... + 26178192.

It is an arithmetic number, because the mean of its divisors is an integer number (9539843594624).

Almost surely, 2^{212011021101203} is an apocalyptic number.

212011021101203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

212011021101203 is a deficient number, since it is larger than the sum of its proper divisors (16945225169773).

212011021101203 is a wasteful number, since it uses less digits than its factorization.

212011021101203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10015535 (or 10015512 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 212011021101203 its reverse (302101120110212), we get a palindrome (514112141211415).

Subtracting 212011021101203 from its reverse (302101120110212), we obtain a palindrome (90090099009009).

The spelling of 212011021101203 in words is "two hundred twelve trillion, eleven billion, twenty-one million, one hundred one thousand, two hundred three".