20202223011 has 4 divisors (see below), whose sum is σ = 26936297352. Its totient is φ = 13468148672.

The previous prime is 20202223009. The next prime is 20202223031. The reversal of 20202223011 is 11032220202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20202223011 - 2¹ = 20202223009 is a prime.

It is a super-2 number, since 2×20202223011² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20202223031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3367037166 + ... + 3367037171.

It is an arithmetic number, because the mean of its divisors is an integer number (6734074338).

Almost surely, 2^20202223011 is an apocalyptic number.

20202223011 is a deficient number, since it is larger than the sum of its proper divisors (6734074341).

20202223011 is an equidigital number, since it uses as much as digits as its factorization.

20202223011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6734074340.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 20202223011 its reverse (11032220202), we get a palindrome (31234443213).

The spelling of 20202223011 in words is "twenty billion, two hundred two million, two hundred twenty-three thousand, eleven".