122331155141251 has 16 divisors (see below), whose sum is σ = 140057140858560. Its totient is φ = 104667707612160.

The previous prime is 122331155141177. The next prime is 122331155141257. The reversal of 122331155141251 is 152141551133221.

It is not a de Polignac number, because 122331155141251 - 2¹³ = 122331155133059 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122331155141251.

It is not an unprimeable number, because it can be changed into a prime (122331155141257) 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 15 ways as a sum of consecutive naturals, for example, 130801771 + ... + 131733691.

It is an arithmetic number, because the mean of its divisors is an integer number (8753571303660).

Almost surely, 2^{122331155141251} is an apocalyptic number.

122331155141251 is a deficient number, since it is larger than the sum of its proper divisors (17725985717309).

122331155141251 is an equidigital number, since it uses as much as digits as its factorization.

122331155141251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965454.

The product of its digits is 36000, while the sum is 37.

The spelling of 122331155141251 in words is "one hundred twenty-two trillion, three hundred thirty-one billion, one hundred fifty-five million, one hundred forty-one thousand, two hundred fifty-one".