211122021212202 has 64 divisors (see below), whose sum is σ = 464314965534720. Its totient is φ = 63699515123904.

The previous prime is 211122021212191. The next prime is 211122021212227. The reversal of 211122021212202 is 202212120221112.

It is a super-4 number, since 4×211122021212202⁴ (a number of 58 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43062933 + ... + 47714360.

It is an arithmetic number, because the mean of its divisors is an integer number (7254921336480).

Almost surely, 2^{211122021212202} is an apocalyptic number.

211122021212202 is an abundant number, since it is smaller than the sum of its proper divisors (253192944322518).

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

211122021212202 is a wasteful number, since it uses less digits than its factorization.

211122021212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90778227.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 211122021212202 its reverse (202212120221112), we get a palindrome (413334141433314).

The spelling of 211122021212202 in words is "two hundred eleven trillion, one hundred twenty-two billion, twenty-one million, two hundred twelve thousand, two hundred two".