121122001211101 has 8 divisors (see below), whose sum is σ = 139905627067584. Its totient is φ = 103633797827520.

The previous prime is 121122001211087. The next prime is 121122001211161. The reversal of 121122001211101 is 101112100221121.

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

It is not a de Polignac number, because 121122001211101 - 2⁹ = 121122001210589 is a prime.

It is a super-2 number, since 2×121122001211101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121122001211161) 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, 323855618025 + ... + 323855618398.

It is an arithmetic number, because the mean of its divisors is an integer number (17488203383448).

Almost surely, 2^{121122001211101} is an apocalyptic number.

121122001211101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

121122001211101 is a deficient number, since it is larger than the sum of its proper divisors (18783625856483).

121122001211101 is a wasteful number, since it uses less digits than its factorization.

121122001211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647711236451.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 121122001211101 its reverse (101112100221121), we get a palindrome (222234101432222).

The spelling of 121122001211101 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, one million, two hundred eleven thousand, one hundred one".