22061425143042 has 72 divisors (see below), whose sum is σ = 49458285779760. Its totient is φ = 7106954612400.

The previous prime is 22061425143013. The next prime is 22061425143059. The reversal of 22061425143042 is 24034152416022.

22061425143042 is a `hidden beast` number, since 2 + 2 + 0 + 61 + 42 + 514 + 3 + 0 + 42 = 666.

It is a super-2 number, since 2×22061425143042² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22061425142988 and 22061425143006.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11920317 + ... + 13646127.

It is an arithmetic number, because the mean of its divisors is an integer number (686920635830).

Almost surely, 2^{22061425143042} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22061425143042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24729142889880).

22061425143042 is an abundant number, since it is smaller than the sum of its proper divisors (27396860636718).

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

22061425143042 is a wasteful number, since it uses less digits than its factorization.

22061425143042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1726620 (or 1726586 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 22061425143042 its reverse (24034152416022), we get a palindrome (46095577559064).

The spelling of 22061425143042 in words is "twenty-two trillion, sixty-one billion, four hundred twenty-five million, one hundred forty-three thousand, forty-two".