122101121001 has 4 divisors (see below), whose sum is σ = 162801494672. Its totient is φ = 81400747332.

The previous prime is 122101120963. The next prime is 122101121017. The reversal of 122101121001 is 100121101221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 122101121001 - 2⁷ = 122101120873 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122101121041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20350186831 + ... + 20350186836.

It is an arithmetic number, because the mean of its divisors is an integer number (40700373668).

Almost surely, 2^122101121001 is an apocalyptic number.

It is an amenable number.

122101121001 is a deficient number, since it is larger than the sum of its proper divisors (40700373671).

122101121001 is an equidigital number, since it uses as much as digits as its factorization.

122101121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40700373670.

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

Adding to 122101121001 its reverse (100121101221), we get a palindrome (222222222222).

The spelling of 122101121001 in words is "one hundred twenty-two billion, one hundred one million, one hundred twenty-one thousand, one".