12211012100211 has 8 divisors (see below), whose sum is σ = 16285641954960. Its totient is φ = 8138528489472.

The previous prime is 12211012100149. The next prime is 12211012100299. The reversal of 12211012100211 is 11200121011221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12211012100211 - 2²² = 12211007905907 is a prime.

It is a super-2 number, since 2×12211012100211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12211012100611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536547726 + ... + 536570483.

It is an arithmetic number, because the mean of its divisors is an integer number (2035705244370).

Almost surely, 2^{12211012100211} is an apocalyptic number.

12211012100211 is a deficient number, since it is larger than the sum of its proper divisors (4074629854749).

12211012100211 is a wasteful number, since it uses less digits than its factorization.

12211012100211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073122005.

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

Adding to 12211012100211 its reverse (11200121011221), we get a palindrome (23411133111432).

The spelling of 12211012100211 in words is "twelve trillion, two hundred eleven billion, twelve million, one hundred thousand, two hundred eleven".