202221022212011 has 16 divisors (see below), whose sum is σ = 232377576762240. Its totient is φ = 174040109277120.

The previous prime is 202221022211981. The next prime is 202221022212047. The reversal of 202221022212011 is 110212220122202.

It is a cyclic number.

It is not a de Polignac number, because 202221022212011 - 2¹⁴ = 202221022195627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202221022212511) 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, 337301585 + ... + 337900578.

It is an arithmetic number, because the mean of its divisors is an integer number (14523598547640).

Almost surely, 2^{202221022212011} is an apocalyptic number.

202221022212011 is a deficient number, since it is larger than the sum of its proper divisors (30156554550229).

202221022212011 is a wasteful number, since it uses less digits than its factorization.

202221022212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675203626.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 202221022212011 its reverse (110212220122202), we get a palindrome (312433242334213).

The spelling of 202221022212011 in words is "two hundred two trillion, two hundred twenty-one billion, twenty-two million, two hundred twelve thousand, eleven".