21020222000110 has 32 divisors (see below), whose sum is σ = 39828132358560. Its totient is φ = 7965489149568.

The previous prime is 21020222000087. The next prime is 21020222000119. The reversal of 21020222000110 is 1100022202012.

It is a happy number.

It is a super-3 number, since 3×21020222000110³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21020222000119) 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, 25273644 + ... + 26092096.

It is an arithmetic number, because the mean of its divisors is an integer number (1244629136205).

Almost surely, 2^{21020222000110} is an apocalyptic number.

21020222000110 is a deficient number, since it is larger than the sum of its proper divisors (18807910358450).

21020222000110 is a wasteful number, since it uses less digits than its factorization.

21020222000110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953652.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 21020222000110 its reverse (1100022202012), we get a palindrome (22120244202122).

The spelling of 21020222000110 in words is "twenty-one trillion, twenty billion, two hundred twenty-two million, one hundred ten", and thus it is an aban number.