20022310442 has 16 divisors (see below), whose sum is σ = 32071334400. Its totient is φ = 9354137520.

The previous prime is 20022310421. The next prime is 20022310463. The reversal of 20022310442 is 24401322002.

It is an interprime number because it is at equal distance from previous prime (20022310421) and next prime (20022310463).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5566142 + ... + 5569737.

It is an arithmetic number, because the mean of its divisors is an integer number (2004458400).

Almost surely, 2^20022310442 is an apocalyptic number.

20022310442 is a deficient number, since it is larger than the sum of its proper divisors (12049023958).

20022310442 is a wasteful number, since it uses less digits than its factorization.

20022310442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11135941.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20022310442 its reverse (24401322002), we get a palindrome (44423632444).

The spelling of 20022310442 in words is "twenty billion, twenty-two million, three hundred ten thousand, four hundred forty-two".