2301201566156 has 12 divisors (see below), whose sum is σ = 4120756293192. Its totient is φ = 1123842625248.

The previous prime is 2301201566143. The next prime is 2301201566159. The reversal of 2301201566156 is 6516651021032.

It is not an unprimeable number, because it can be changed into a prime (2301201566159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6689539265 + ... + 6689539608.

It is an arithmetic number, because the mean of its divisors is an integer number (343396357766).

Almost surely, 2^{2301201566156} is an apocalyptic number.

It is an amenable number.

2301201566156 is a deficient number, since it is larger than the sum of its proper divisors (1819554727036).

2301201566156 is a wasteful number, since it uses less digits than its factorization.

2301201566156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13379078920 (or 13379078918 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

Adding to 2301201566156 its reverse (6516651021032), we get a palindrome (8817852587188).

The spelling of 2301201566156 in words is "two trillion, three hundred one billion, two hundred one million, five hundred sixty-six thousand, one hundred fifty-six".