20201422011 has 16 divisors (see below), whose sum is σ = 27933564960. Its totient is φ = 12970764800.

The previous prime is 20201422009. The next prime is 20201422067. The reversal of 20201422011 is 11022410202.

It is a cyclic number.

It is not a de Polignac number, because 20201422011 - 2¹ = 20201422009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20201422001) 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, 254640 + ... + 324413.

It is an arithmetic number, because the mean of its divisors is an integer number (1745847810).

Almost surely, 2^20201422011 is an apocalyptic number.

20201422011 is a deficient number, since it is larger than the sum of its proper divisors (7732142949).

20201422011 is a wasteful number, since it uses less digits than its factorization.

20201422011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579486.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20201422011 its reverse (11022410202), we get a palindrome (31223832213).

The spelling of 20201422011 in words is "twenty billion, two hundred one million, four hundred twenty-two thousand, eleven".