1213240060166 has 8 divisors (see below), whose sum is σ = 1819881477624. Its totient is φ = 606612900960.

The previous prime is 1213240060163. The next prime is 1213240060177. The reversal of 1213240060166 is 6610600423121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1213240060163) 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, 3349235 + ... + 3693758.

It is an arithmetic number, because the mean of its divisors is an integer number (227485184703).

Almost surely, 2^{1213240060166} is an apocalyptic number.

1213240060166 is a deficient number, since it is larger than the sum of its proper divisors (606641417458).

1213240060166 is an equidigital number, since it uses as much as digits as its factorization.

1213240060166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7129126.

The product of its (nonzero) digits is 10368, while the sum is 32.

Adding to 1213240060166 its reverse (6610600423121), we get a palindrome (7823840483287).

The spelling of 1213240060166 in words is "one trillion, two hundred thirteen billion, two hundred forty million, sixty thousand, one hundred sixty-six".