1166420201034 has 128 divisors (see below), whose sum is σ = 2715813660672. Its totient is φ = 330059632640.

The previous prime is 1166420201033. The next prime is 1166420201039. The reversal of 1166420201034 is 4301020246611.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1166420200992 and 1166420201010.

It is not an unprimeable number, because it can be changed into a prime (1166420201033) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 105486034 + ... + 105497090.

It is an arithmetic number, because the mean of its divisors is an integer number (21217294224).

Almost surely, 2^{1166420201034} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1166420201034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1357906830336).

1166420201034 is an abundant number, since it is smaller than the sum of its proper divisors (1549393459638).

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

1166420201034 is a wasteful number, since it uses less digits than its factorization.

1166420201034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11820.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 1166420201034 its reverse (4301020246611), we get a palindrome (5467440447645).

The spelling of 1166420201034 in words is "one trillion, one hundred sixty-six billion, four hundred twenty million, two hundred one thousand, thirty-four".