121276522 has 4 divisors (see below), whose sum is σ = 181914786. Its totient is φ = 60638260.

The previous prime is 121276517. The next prime is 121276523. The reversal of 121276522 is 225672121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 225672121 = 3793 ⋅59497.

It can be written as a sum of positive squares in only one way, i.e., 68873401 + 52403121 = 8299^2 + 7239^2 .

It is not an unprimeable number, because it can be changed into a prime (121276523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30319129 + ... + 30319132.

Almost surely, 2^121276522 is an apocalyptic number.

121276522 is a deficient number, since it is larger than the sum of its proper divisors (60638264).

121276522 is an equidigital number, since it uses as much as digits as its factorization.

121276522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60638263.

The product of its digits is 3360, while the sum is 28.

The square root of 121276522 is about 11012.5620089060. The cubic root of 121276522 is about 494.9852350798.

The spelling of 121276522 in words is "one hundred twenty-one million, two hundred seventy-six thousand, five hundred twenty-two".