10212202121211 has 32 divisors (see below), whose sum is σ = 15928345132800. Its totient is φ = 6448643953920.

The previous prime is 10212202121207. The next prime is 10212202121221. The reversal of 10212202121211 is 11212120221201.

10212202121211 is a `hidden beast` number, since 1 + 0 + 21 + 220 + 212 + 1 + 211 = 666.

It is not a de Polignac number, because 10212202121211 - 2² = 10212202121207 is a prime.

It is a super-2 number, since 2×10212202121211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10212202121221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1037835 + ... + 4636971.

It is an arithmetic number, because the mean of its divisors is an integer number (497760785400).

Almost surely, 2^{10212202121211} is an apocalyptic number.

10212202121211 is a deficient number, since it is larger than the sum of its proper divisors (5716143011589).

10212202121211 is a wasteful number, since it uses less digits than its factorization.

10212202121211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604696 (or 3604690 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 10212202121211 its reverse (11212120221201), we get a palindrome (21424322342412).

The spelling of 10212202121211 in words is "ten trillion, two hundred twelve billion, two hundred two million, one hundred twenty-one thousand, two hundred eleven".