122664145011 has 8 divisors (see below), whose sum is σ = 163571625984. Its totient is φ = 81766380360.

The previous prime is 122664144979. The next prime is 122664145013. The reversal of 122664145011 is 110541466221.

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

It is not a de Polignac number, because 122664145011 - 2⁵ = 122664144979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122664145013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2399571 + ... + 2450156.

It is an arithmetic number, because the mean of its divisors is an integer number (20446453248).

Almost surely, 2^122664145011 is an apocalyptic number.

122664145011 is a deficient number, since it is larger than the sum of its proper divisors (40907480973).

122664145011 is an equidigital number, since it uses as much as digits as its factorization.

122664145011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4858161.

The product of its (nonzero) digits is 11520, while the sum is 33.

The spelling of 122664145011 in words is "one hundred twenty-two billion, six hundred sixty-four million, one hundred forty-five thousand, eleven".