122351542521141 has 4 divisors (see below), whose sum is σ = 163135390028192. Its totient is φ = 81567695014092.

The previous prime is 122351542521119. The next prime is 122351542521149. The reversal of 122351542521141 is 141125245153221.

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 122351542521141 - 2¹³ = 122351542512949 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 122351542521141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122351542521149) 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, 20391923753521 + ... + 20391923753526.

It is an arithmetic number, because the mean of its divisors is an integer number (40783847507048).

Almost surely, 2^{122351542521141} is an apocalyptic number.

It is an amenable number.

122351542521141 is a deficient number, since it is larger than the sum of its proper divisors (40783847507051).

122351542521141 is an equidigital number, since it uses as much as digits as its factorization.

122351542521141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40783847507050.

The product of its digits is 96000, while the sum is 39.

Adding to 122351542521141 its reverse (141125245153221), we get a palindrome (263476787674362).

The spelling of 122351542521141 in words is "one hundred twenty-two trillion, three hundred fifty-one billion, five hundred forty-two million, five hundred twenty-one thousand, one hundred forty-one".