121122000211009 has 4 divisors (see below), whose sum is σ = 138425143098304. Its totient is φ = 103818857323716.

The previous prime is 121122000211001. The next prime is 121122000211021. The reversal of 121122000211009 is 900112000221121.

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 a cyclic number.

It is not a de Polignac number, because 121122000211009 - 2³ = 121122000211001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121122000211001) 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, 8651571443637 + ... + 8651571443650.

It is an arithmetic number, because the mean of its divisors is an integer number (34606285774576).

Almost surely, 2^{121122000211009} is an apocalyptic number.

It is an amenable number.

121122000211009 is a deficient number, since it is larger than the sum of its proper divisors (17303142887295).

121122000211009 is an equidigital number, since it uses as much as digits as its factorization.

121122000211009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17303142887294.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 121122000211009 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, two hundred eleven thousand, nine".