20112100022 has 8 divisors (see below), whose sum is σ = 34477885776. Its totient is φ = 8619471432.

The previous prime is 20112099979. The next prime is 20112100067. The reversal of 20112100022 is 22000121102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20112099976 and 20112100012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 718289273 + ... + 718289300.

It is an arithmetic number, because the mean of its divisors is an integer number (4309735722).

Almost surely, 2^20112100022 is an apocalyptic number.

20112100022 is a deficient number, since it is larger than the sum of its proper divisors (14365785754).

20112100022 is a wasteful number, since it uses less digits than its factorization.

20112100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436578582.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20112100022 its reverse (22000121102), we get a palindrome (42112221124).

The spelling of 20112100022 in words is "twenty billion, one hundred twelve million, one hundred thousand, twenty-two".