156236432012222 has 8 divisors (see below), whose sum is σ = 234369700711200. Its totient is φ = 78113198441824.

The previous prime is 156236432012207. The next prime is 156236432012231. The reversal of 156236432012222 is 222210234632651.

156236432012222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 156236432012222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2508743222 + ... + 2508805497.

It is an arithmetic number, because the mean of its divisors is an integer number (29296212588900).

Almost surely, 2^{156236432012222} is an apocalyptic number.

156236432012222 is a deficient number, since it is larger than the sum of its proper divisors (78133268698978).

156236432012222 is a wasteful number, since it uses less digits than its factorization.

156236432012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5017564290.

The product of its (nonzero) digits is 414720, while the sum is 41.

Adding to 156236432012222 its reverse (222210234632651), we get a palindrome (378446666644873).

The spelling of 156236432012222 in words is "one hundred fifty-six trillion, two hundred thirty-six billion, four hundred thirty-two million, twelve thousand, two hundred twenty-two".