110211120001021 has 32 divisors (see below), whose sum is σ = 120486480912000. Its totient is φ = 100196637907968.

The previous prime is 110211120001001. The next prime is 110211120001043. The reversal of 110211120001021 is 120100021112011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 110211120001021 - 2⁷ = 110211120000893 is a prime.

It is a super-2 number, since 2×110211120001021² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110211120000992 and 110211120001010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110211120001001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1931500590 + ... + 1931557648.

It is an arithmetic number, because the mean of its divisors is an integer number (3765202528500).

Almost surely, 2^{110211120001021} is an apocalyptic number.

It is an amenable number.

110211120001021 is a deficient number, since it is larger than the sum of its proper divisors (10275360910979).

110211120001021 is a wasteful number, since it uses less digits than its factorization.

110211120001021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60013.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 110211120001021 its reverse (120100021112011), we get a palindrome (230311141113032).

The spelling of 110211120001021 in words is "one hundred ten trillion, two hundred eleven billion, one hundred twenty million, one thousand, twenty-one".