10020220011 has 24 divisors (see below), whose sum is σ = 14521463424. Its totient is φ = 6658122240.

The previous prime is 10020219991. The next prime is 10020220061. The reversal of 10020220011 is 11002202001.

It is not a de Polignac number, because 10020220011 - 2¹⁸ = 10019957867 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10020219975 and 10020220002.

It is not an unprimeable number, because it can be changed into a prime (10020220061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4966875 + ... + 4968891.

It is an arithmetic number, because the mean of its divisors is an integer number (605060976).

Almost surely, 2^10020220011 is an apocalyptic number.

10020220011 is a deficient number, since it is larger than the sum of its proper divisors (4501243413).

10020220011 is a wasteful number, since it uses less digits than its factorization.

10020220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3571 (or 3568 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10020220011 its reverse (11002202001), we get a palindrome (21022422012).

The spelling of 10020220011 in words is "ten billion, twenty million, two hundred twenty thousand, eleven".