156222104155042 has 16 divisors (see below), whose sum is σ = 235109635776000. Its totient is φ = 77852584797120.

The previous prime is 156222104155037. The next prime is 156222104155043. The reversal of 156222104155042 is 240551401222651.

It is a junction number, because it is equal to n+sod(n) for n = 156222104154986 and 156222104155004.

It is not an unprimeable number, because it can be changed into a prime (156222104155043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88938042 + ... + 90677557.

It is an arithmetic number, because the mean of its divisors is an integer number (14694352236000).

Almost surely, 2^{156222104155042} is an apocalyptic number.

156222104155042 is a deficient number, since it is larger than the sum of its proper divisors (78887531620958).

156222104155042 is a wasteful number, since it uses less digits than its factorization.

156222104155042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179617041.

The product of its (nonzero) digits is 192000, while the sum is 40.

Adding to 156222104155042 its reverse (240551401222651), we get a palindrome (396773505377693).

The spelling of 156222104155042 in words is "one hundred fifty-six trillion, two hundred twenty-two billion, one hundred four million, one hundred fifty-five thousand, forty-two".