42122214026125 has 8 divisors (see below), whose sum is σ = 52568523104760. Its totient is φ = 33697771220800.

The previous prime is 42122214026083. The next prime is 42122214026141. The reversal of 42122214026125 is 52162041222124.

It can be written as a sum of positive squares in 4 ways, for example, as 47622587076 + 42074591439049 = 218226^2 + 6486493^2 .

It is not a de Polignac number, because 42122214026125 - 2¹⁵ = 42122213993357 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168488855980 + ... + 168488856229.

It is an arithmetic number, because the mean of its divisors is an integer number (6571065388095).

Almost surely, 2^{42122214026125} is an apocalyptic number.

It is an amenable number.

42122214026125 is a deficient number, since it is larger than the sum of its proper divisors (10446309078635).

42122214026125 is an equidigital number, since it uses as much as digits as its factorization.

42122214026125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336977712224 (or 336977712214 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

Adding to 42122214026125 its reverse (52162041222124), we get a palindrome (94284255248249).

The spelling of 42122214026125 in words is "forty-two trillion, one hundred twenty-two billion, two hundred fourteen million, twenty-six thousand, one hundred twenty-five".