306113220105442 has 64 divisors (see below), whose sum is σ = 492041222922240. Its totient is φ = 142568772808000.

The previous prime is 306113220105397. The next prime is 306113220105443. The reversal of 306113220105442 is 244501022311603.

It is a junction number, because it is equal to n+sod(n) for n = 306113220105398 and 306113220105407.

It is not an unprimeable number, because it can be changed into a prime (306113220105443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 977444283 + ... + 977757409.

It is an arithmetic number, because the mean of its divisors is an integer number (7688144108160).

Almost surely, 2^{306113220105442} is an apocalyptic number.

306113220105442 is a deficient number, since it is larger than the sum of its proper divisors (185928002816798).

306113220105442 is a wasteful number, since it uses less digits than its factorization.

306113220105442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318327.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 306113220105442 in words is "three hundred six trillion, one hundred thirteen billion, two hundred twenty million, one hundred five thousand, four hundred forty-two".