20414421330442 has 32 divisors (see below), whose sum is σ = 32278796680320. Its totient is φ = 9656342072640.

The previous prime is 20414421330419. The next prime is 20414421330449. The reversal of 20414421330442 is 24403312441402.

It is a junction number, because it is equal to n+sod(n) for n = 20414421330398 and 20414421330407.

It is not an unprimeable number, because it can be changed into a prime (20414421330449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 282629892 + ... + 282702112.

It is an arithmetic number, because the mean of its divisors is an integer number (1008712396260).

Almost surely, 2^{20414421330442} is an apocalyptic number.

20414421330442 is a deficient number, since it is larger than the sum of its proper divisors (11864375349878).

20414421330442 is a wasteful number, since it uses less digits than its factorization.

20414421330442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82638.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 20414421330442 its reverse (24403312441402), we get a palindrome (44817733771844).

The spelling of 20414421330442 in words is "twenty trillion, four hundred fourteen billion, four hundred twenty-one million, three hundred thirty thousand, four hundred forty-two".