20422211043304 has 32 divisors (see below), whose sum is σ = 43792419625920. Its totient is φ = 8746268397696.

The previous prime is 20422211043259. The next prime is 20422211043319. The reversal of 20422211043304 is 40334011222402.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 127164114 + ... + 127324609.

It is an arithmetic number, because the mean of its divisors is an integer number (1368513113310).

Almost surely, 2^{20422211043304} is an apocalyptic number.

It is an amenable number.

20422211043304 is an abundant number, since it is smaller than the sum of its proper divisors (23370208582616).

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

20422211043304 is a wasteful number, since it uses less digits than its factorization.

20422211043304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254490169 (or 254490165 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 20422211043304 its reverse (40334011222402), we get a palindrome (60756222265706).

The spelling of 20422211043304 in words is "twenty trillion, four hundred twenty-two billion, two hundred eleven million, forty-three thousand, three hundred four".