156222104155012 has 48 divisors (see below), whose sum is σ = 329956796316672. Its totient is φ = 63269776801440.

The previous prime is 156222104154923. The next prime is 156222104155031. The reversal of 156222104155012 is 210551401222651.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1461277314 + ... + 1461384217.

It is an arithmetic number, because the mean of its divisors is an integer number (6874099923264).

Almost surely, 2^{156222104155012} is an apocalyptic number.

It is an amenable number.

156222104155012 is an abundant number, since it is smaller than the sum of its proper divisors (173734692161660).

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

156222104155012 is a wasteful number, since it uses less digits than its factorization.

156222104155012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2922661648 (or 2922661646 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 37.

Adding to 156222104155012 its reverse (210551401222651), we get a palindrome (366773505377663).

The spelling of 156222104155012 in words is "one hundred fifty-six trillion, two hundred twenty-two billion, one hundred four million, one hundred fifty-five thousand, twelve".