1261567452122 has 32 divisors (see below), whose sum is σ = 1991085235200. Its totient is φ = 598667247360.

The previous prime is 1261567452113. The next prime is 1261567452127. The reversal of 1261567452122 is 2212547651621.

It is not an unprimeable number, because it can be changed into a prime (1261567452127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7882754 + ... + 8041202.

It is an arithmetic number, because the mean of its divisors is an integer number (62221413600).

Almost surely, 2^{1261567452122} is an apocalyptic number.

1261567452122 is a deficient number, since it is larger than the sum of its proper divisors (729517783078).

1261567452122 is a wasteful number, since it uses less digits than its factorization.

1261567452122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160958.

The product of its digits is 403200, while the sum is 44.

The spelling of 1261567452122 in words is "one trillion, two hundred sixty-one billion, five hundred sixty-seven million, four hundred fifty-two thousand, one hundred twenty-two".