20221111010 has 32 divisors (see below), whose sum is σ = 37717565760. Its totient is φ = 7796162752.

The previous prime is 20221110991. The next prime is 20221111021. The reversal of 20221111010 is 1011112202.

It is a junction number, because it is equal to n+sod(n) for n = 20221110982 and 20221111000.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 110837 + ... + 229623.

It is an arithmetic number, because the mean of its divisors is an integer number (1178673930).

Almost surely, 2^20221111010 is an apocalyptic number.

20221111010 is a deficient number, since it is larger than the sum of its proper divisors (17496454750).

20221111010 is a wasteful number, since it uses less digits than its factorization.

20221111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119410.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20221111010 its reverse (1011112202), we get a palindrome (21232223212).

The spelling of 20221111010 in words is "twenty billion, two hundred twenty-one million, one hundred eleven thousand, ten".