2012313230154 has 24 divisors (see below), whose sum is σ = 4374214004160. Its totient is φ = 668586152808.

The previous prime is 2012313230153. The next prime is 2012313230251. The reversal of 2012313230154 is 4510323132102.

2012313230154 is a `hidden beast` number, since 201 + 23 + 132 + 301 + 5 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (2012313230153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182071314 + ... + 182082365.

It is an arithmetic number, because the mean of its divisors is an integer number (182258916840).

Almost surely, 2^{2012313230154} is an apocalyptic number.

2012313230154 is an abundant number, since it is smaller than the sum of its proper divisors (2361900774006).

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

2012313230154 is a wasteful number, since it uses less digits than its factorization.

2012313230154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364153994 (or 364153991 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 2012313230154 its reverse (4510323132102), we get a palindrome (6522636362256).

The spelling of 2012313230154 in words is "two trillion, twelve billion, three hundred thirteen million, two hundred thirty thousand, one hundred fifty-four".