212011001012211 has 16 divisors (see below), whose sum is σ = 292179541463040. Its totient is φ = 136603421890560.

The previous prime is 212011001012197. The next prime is 212011001012501. The reversal of 212011001012211 is 112210100110212.

It is a happy number.

It is not a de Polignac number, because 212011001012211 - 2²¹ = 212010998915059 is a prime.

It is a super-2 number, since 2×212011001012211² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212011001012011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1482170475 + ... + 1482313508.

It is an arithmetic number, because the mean of its divisors is an integer number (18261221341440).

Almost surely, 2^{212011001012211} is an apocalyptic number.

212011001012211 is a deficient number, since it is larger than the sum of its proper divisors (80168540450829).

212011001012211 is a wasteful number, since it uses less digits than its factorization.

212011001012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2964484786.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 212011001012211 its reverse (112210100110212), we get a palindrome (324221101122423).

The spelling of 212011001012211 in words is "two hundred twelve trillion, eleven billion, one million, twelve thousand, two hundred eleven".