1125050542122 has 32 divisors (see below), whose sum is σ = 2442266007552. Its totient is φ = 343443651264.

The previous prime is 1125050542111. The next prime is 1125050542123. The reversal of 1125050542122 is 2212450505211.

It is a self number, because there is not a number n which added to its sum of digits gives 1125050542122.

It is not an unprimeable number, because it can be changed into a prime (1125050542123) 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 15 ways as a sum of consecutive naturals, for example, 56776413 + ... + 56796224.

It is an arithmetic number, because the mean of its divisors is an integer number (76320812736).

Almost surely, 2^{1125050542122} is an apocalyptic number.

1125050542122 is an abundant number, since it is smaller than the sum of its proper divisors (1317215465430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1125050542122 is a wasteful number, since it uses less digits than its factorization.

1125050542122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113572782.

The product of its (nonzero) digits is 8000, while the sum is 30.

The spelling of 1125050542122 in words is "one trillion, one hundred twenty-five billion, fifty million, five hundred forty-two thousand, one hundred twenty-two".