20020111322 has 4 divisors (see below), whose sum is σ = 30030166986. Its totient is φ = 10010055660.

The previous prime is 20020111303. The next prime is 20020111327. The reversal of 20020111322 is 22311102002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19818726841 + 201384481 = 140779^2 + 14191^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20020111297 and 20020111306.

It is not an unprimeable number, because it can be changed into a prime (20020111327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005027829 + ... + 5005027832.

Almost surely, 2^20020111322 is an apocalyptic number.

20020111322 is a deficient number, since it is larger than the sum of its proper divisors (10010055664).

20020111322 is a wasteful number, since it uses less digits than its factorization.

20020111322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10010055663.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20020111322 its reverse (22311102002), we get a palindrome (42331213324).

The spelling of 20020111322 in words is "twenty billion, twenty million, one hundred eleven thousand, three hundred twenty-two".