1522125720121 has 8 divisors (see below), whose sum is σ = 1551903724800. Its totient is φ = 1492480357680.

The previous prime is 1522125719941. The next prime is 1522125720131. The reversal of 1522125720121 is 1210275212251.

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

It is a cyclic number.

It is not a de Polignac number, because 1522125720121 - 2³³ = 1513535785529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1522125720131) 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, 33137385 + ... + 33183286.

It is an arithmetic number, because the mean of its divisors is an integer number (193987965600).

Almost surely, 2^{1522125720121} is an apocalyptic number.

It is an amenable number.

1522125720121 is a deficient number, since it is larger than the sum of its proper divisors (29778004679).

1522125720121 is an equidigital number, since it uses as much as digits as its factorization.

1522125720121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66321119.

The product of its (nonzero) digits is 5600, while the sum is 31.

The spelling of 1522125720121 in words is "one trillion, five hundred twenty-two billion, one hundred twenty-five million, seven hundred twenty thousand, one hundred twenty-one".