42051222031230 has 192 divisors, whose sum is σ = 115236164946240. Its totient is φ = 10609757872128.

The previous prime is 42051222031223. The next prime is 42051222031267. The reversal of 42051222031230 is 3213022215024.

42051222031230 is a `hidden beast` number, since 4 + 2 + 0 + 512 + 2 + 20 + 3 + 123 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 42051222031194 and 42051222031203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7329824922 + ... + 7329830658.

It is an arithmetic number, because the mean of its divisors is an integer number (600188359095).

Almost surely, 2^{42051222031230} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42051222031230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57618082473120).

42051222031230 is an abundant number, since it is smaller than the sum of its proper divisors (73184942915010).

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

42051222031230 is a wasteful number, since it uses less digits than its factorization.

42051222031230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10555 (or 10552 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 42051222031230 its reverse (3213022215024), we get a palindrome (45264244246254).

The spelling of 42051222031230 in words is "forty-two trillion, fifty-one billion, two hundred twenty-two million, thirty-one thousand, two hundred thirty".