21110032233210 has 16 divisors (see below), whose sum is σ = 50664077359776. Its totient is φ = 5629341928848.

The previous prime is 21110032233209. The next prime is 21110032233211. The reversal of 21110032233210 is 1233223001112.

It is an interprime number because it is at equal distance from previous prime (21110032233209) and next prime (21110032233211).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (21110032233211) 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, 351833870524 + ... + 351833870583.

It is an arithmetic number, because the mean of its divisors is an integer number (3166504834986).

Almost surely, 2^{21110032233210} is an apocalyptic number.

21110032233210 is an abundant number, since it is smaller than the sum of its proper divisors (29554045126566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21110032233210 is a wasteful number, since it uses less digits than its factorization.

21110032233210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703667741117.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 21110032233210 its reverse (1233223001112), we get a palindrome (22343255234322).

The spelling of 21110032233210 in words is "twenty-one trillion, one hundred ten billion, thirty-two million, two hundred thirty-three thousand, two hundred ten".