20022220022042 has 16 divisors (see below), whose sum is σ = 34807239637632. Its totient is φ = 8460092966640.

The previous prime is 20022220022033. The next prime is 20022220022081. The reversal of 20022220022042 is 24022002222002.

It is a super-2 number, since 2×20022220022042² (a number of 27 digits) contains 22 as substring.

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, 10071538253 + ... + 10071540240.

It is an arithmetic number, because the mean of its divisors is an integer number (2175452477352).

Almost surely, 2^{20022220022042} is an apocalyptic number.

20022220022042 is a deficient number, since it is larger than the sum of its proper divisors (14785019615590).

20022220022042 is a wasteful number, since it uses less digits than its factorization.

20022220022042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20143078573.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20022220022042 its reverse (24022002222002), we get a palindrome (44044222244044).

The spelling of 20022220022042 in words is "twenty trillion, twenty-two billion, two hundred twenty million, twenty-two thousand, forty-two".