1040120142011 has 16 divisors (see below), whose sum is σ = 1102525920000. Its totient is φ = 978485508000.

The previous prime is 1040120141969. The next prime is 1040120142023. The reversal of 1040120142011 is 1102410210401.

It is a cyclic number.

It is not a de Polignac number, because 1040120142011 - 2¹⁰ = 1040120140987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1040120142071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7768865 + ... + 7901613.

It is an arithmetic number, because the mean of its divisors is an integer number (68907870000).

Almost surely, 2^{1040120142011} is an apocalyptic number.

1040120142011 is a deficient number, since it is larger than the sum of its proper divisors (62405777989).

1040120142011 is a wasteful number, since it uses less digits than its factorization.

1040120142011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135650.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1040120142011 its reverse (1102410210401), we get a palindrome (2142530352412).

The spelling of 1040120142011 in words is "one trillion, forty billion, one hundred twenty million, one hundred forty-two thousand, eleven".