20210112022 has 4 divisors (see below), whose sum is σ = 30315168036. Its totient is φ = 10105056010.

The previous prime is 20210112017. The next prime is 20210112031. The reversal of 20210112022 is 22021101202.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 20210111993 and 20210112011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5052528004 + ... + 5052528007.

It is an arithmetic number, because the mean of its divisors is an integer number (7578792009).

Almost surely, 2^20210112022 is an apocalyptic number.

20210112022 is a deficient number, since it is larger than the sum of its proper divisors (10105056014).

20210112022 is a wasteful number, since it uses less digits than its factorization.

20210112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10105056013.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20210112022 its reverse (22021101202), we get a palindrome (42231213224).

The spelling of 20210112022 in words is "twenty billion, two hundred ten million, one hundred twelve thousand, twenty-two".