2150420423112 has 128 divisors (see below), whose sum is σ = 6434081136000. Its totient is φ = 661544444160.

The previous prime is 2150420423101. The next prime is 2150420423131. The reversal of 2150420423112 is 2113240240512.

2150420423112 is a `hidden beast` number, since 2 + 1 + 5 + 0 + 420 + 4 + 231 + 1 + 2 = 666.

It is a super-2 number, since 2×2150420423112² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15602839 + ... + 15740057.

It is an arithmetic number, because the mean of its divisors is an integer number (50266258875).

Almost surely, 2^{2150420423112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2150420423112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3217040568000).

2150420423112 is an abundant number, since it is smaller than the sum of its proper divisors (4283660712888).

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

2150420423112 is a wasteful number, since it uses less digits than its factorization.

2150420423112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142828 (or 142818 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 2150420423112 its reverse (2113240240512), we get a palindrome (4263660663624).

The spelling of 2150420423112 in words is "two trillion, one hundred fifty billion, four hundred twenty million, four hundred twenty-three thousand, one hundred twelve".