121011113001 has 8 divisors (see below), whose sum is σ = 165283471584. Its totient is φ = 78706414880.

The previous prime is 121011112979. The next prime is 121011113009. The reversal of 121011113001 is 100311110121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121011113001 - 2⁹ = 121011112489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121011113009) 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, 491914971 + ... + 491915216.

It is an arithmetic number, because the mean of its divisors is an integer number (20660433948).

Almost surely, 2^121011113001 is an apocalyptic number.

It is an amenable number.

121011113001 is a deficient number, since it is larger than the sum of its proper divisors (44272358583).

121011113001 is an equidigital number, since it uses as much as digits as its factorization.

121011113001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983830231.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 121011113001 its reverse (100311110121), we get a palindrome (221322223122).

The spelling of 121011113001 in words is "one hundred twenty-one billion, eleven million, one hundred thirteen thousand, one".