156101420454122 has 128 divisors (see below), whose sum is σ = 294496767774720. Its totient is φ = 61042505610240.

The previous prime is 156101420454101. The next prime is 156101420454149. The reversal of 156101420454122 is 221454024101651.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42075803 + ... + 45635249.

It is an arithmetic number, because the mean of its divisors is an integer number (2300755998240).

Almost surely, 2^{156101420454122} is an apocalyptic number.

156101420454122 is a deficient number, since it is larger than the sum of its proper divisors (138395347320598).

156101420454122 is a wasteful number, since it uses less digits than its factorization.

156101420454122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3559668.

The product of its (nonzero) digits is 76800, while the sum is 38.

Adding to 156101420454122 its reverse (221454024101651), we get a palindrome (377555444555773).

The spelling of 156101420454122 in words is "one hundred fifty-six trillion, one hundred one billion, four hundred twenty million, four hundred fifty-four thousand, one hundred twenty-two".