2141320561064 has 16 divisors (see below), whose sum is σ = 4015652176800. Its totient is φ = 1070479980592.

The previous prime is 2141320561043. The next prime is 2141320561099. The reversal of 2141320561064 is 4601650231412.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22487012 + ... + 22582035.

It is an arithmetic number, because the mean of its divisors is an integer number (250978261050).

Almost surely, 2^{2141320561064} is an apocalyptic number.

It is an amenable number.

2141320561064 is a deficient number, since it is larger than the sum of its proper divisors (1874331615736).

2141320561064 is a wasteful number, since it uses less digits than its factorization.

2141320561064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45074992 (or 45074988 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 2141320561064 its reverse (4601650231412), we get a palindrome (6742970792476).

The spelling of 2141320561064 in words is "two trillion, one hundred forty-one billion, three hundred twenty million, five hundred sixty-one thousand, sixty-four".