21110022010022 has 32 divisors (see below), whose sum is σ = 37019775838464. Its totient is φ = 8930209068000.

The previous prime is 21110022009997. The next prime is 21110022010061. The reversal of 21110022010022 is 22001022001112.

It is a super-2 number, since 2×21110022010022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21110022009979 and 21110022010006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 563757104 + ... + 563794547.

It is an arithmetic number, because the mean of its divisors is an integer number (1156867994952).

Almost surely, 2^{21110022010022} is an apocalyptic number.

21110022010022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21110022010022 is a deficient number, since it is larger than the sum of its proper divisors (15909753828442).

21110022010022 is a wasteful number, since it uses less digits than its factorization.

21110022010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127551724.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 21110022010022 its reverse (22001022001112), we get a palindrome (43111044011134).

The spelling of 21110022010022 in words is "twenty-one trillion, one hundred ten billion, twenty-two million, ten thousand, twenty-two".