110121212001 has 32 divisors (see below), whose sum is σ = 162679736448. Its totient is φ = 65959695360.

The previous prime is 110121211943. The next prime is 110121212023. The reversal of 110121212001 is 100212121011.

It is not a de Polignac number, because 110121212001 - 2⁹ = 110121211489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (110121212051) 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, 450535 + ... + 650556.

It is an arithmetic number, because the mean of its divisors is an integer number (5083741764).

Almost surely, 2^110121212001 is an apocalyptic number.

It is an amenable number.

110121212001 is a deficient number, since it is larger than the sum of its proper divisors (52558524447).

110121212001 is a wasteful number, since it uses less digits than its factorization.

110121212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101201.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 110121212001 its reverse (100212121011), we get a palindrome (210333333012).

The spelling of 110121212001 in words is "one hundred ten billion, one hundred twenty-one million, two hundred twelve thousand, one".