20000122222 has 8 divisors (see below), whose sum is σ = 30001910400. Its totient is φ = 9999485424.

The previous prime is 20000122201. The next prime is 20000122249. The reversal of 20000122222 is 22222100002.

20000122222 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

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, 243022 + ... + 314737.

It is an arithmetic number, because the mean of its divisors is an integer number (3750238800).

Almost surely, 2^20000122222 is an apocalyptic number.

20000122222 is a deficient number, since it is larger than the sum of its proper divisors (10001788178).

20000122222 is a wasteful number, since it uses less digits than its factorization.

20000122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575690.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20000122222 its reverse (22222100002), we get a palindrome (42222222224).

The spelling of 20000122222 in words is "twenty billion, one hundred twenty-two thousand, two hundred twenty-two".