110121211011021 has 16 divisors (see below), whose sum is σ = 170102431622784. Its totient is φ = 62064400725504.

The previous prime is 110121211010977. The next prime is 110121211011037. The reversal of 110121211011021 is 120110112121011.

It is not a de Polignac number, because 110121211011021 - 2¹¹ = 110121211008973 is a prime.

It is a super-2 number, since 2×110121211011021² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110121211011061) 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, 35916897036 + ... + 35916900101.

It is an arithmetic number, because the mean of its divisors is an integer number (10631401976424).

Almost surely, 2^{110121211011021} is an apocalyptic number.

It is an amenable number.

110121211011021 is a deficient number, since it is larger than the sum of its proper divisors (59981220611763).

110121211011021 is an equidigital number, since it uses as much as digits as its factorization.

110121211011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71833797220.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 110121211011021 its reverse (120110112121011), we get a palindrome (230231323132032).

The spelling of 110121211011021 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred eleven million, eleven thousand, twenty-one".