20022111010 has 16 divisors (see below), whose sum is σ = 39316145472. Its totient is φ = 7280767600.

The previous prime is 20022111007. The next prime is 20022111017. The reversal of 20022111010 is 1011122002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (20022111017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91009486 + ... + 91009705.

It is an arithmetic number, because the mean of its divisors is an integer number (2457259092).

Almost surely, 2^20022111010 is an apocalyptic number.

20022111010 is a deficient number, since it is larger than the sum of its proper divisors (19294034462).

20022111010 is a wasteful number, since it uses less digits than its factorization.

20022111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182019209.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20022111010 its reverse (1011122002), we get a palindrome (21033233012).

The spelling of 20022111010 in words is "twenty billion, twenty-two million, one hundred eleven thousand, ten".