110001111002121 has 32 divisors (see below), whose sum is σ = 152143371418752. Its totient is φ = 70642646704640.

The previous prime is 110001111002113. The next prime is 110001111002147. The reversal of 110001111002121 is 121200111100011.

It is not a de Polignac number, because 110001111002121 - 2³ = 110001111002113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110001111002097 and 110001111002106.

It is not an unprimeable number, because it can be changed into a prime (110001111002621) 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, 14583451 + ... + 20800943.

It is an arithmetic number, because the mean of its divisors is an integer number (4754480356836).

Almost surely, 2^{110001111002121} is an apocalyptic number.

It is an amenable number.

110001111002121 is a deficient number, since it is larger than the sum of its proper divisors (42142260416631).

110001111002121 is a wasteful number, since it uses less digits than its factorization.

110001111002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6219353.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 110001111002121 its reverse (121200111100011), we get a palindrome (231201222102132).

The spelling of 110001111002121 in words is "one hundred ten trillion, one billion, one hundred eleven million, two thousand, one hundred twenty-one".